I do not know if I (or someone else) has brought this to your notice earlier. Google has a co-operative section: www.google.com/coop You need to subscribe to this service like gmail or googlegroupsetc. After that you can use specialised highly refined searches in select topics. Health is one such area. For instance you can refine your search with labels like: Overviewhttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:condition_overview&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=1 Drug useshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_uses&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=1 Research overviewhttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:research_overview&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=1 From medical authoritieshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:medical_authorities&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=1 Symptomshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:condition_symptoms&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=2 Side effectshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_side_effects&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=2 Practice guidelineshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:practice_guidelines&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=2 Alternative medicinehttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:alternative_medicine&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=2 Tests/diagnosishttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:tests_diagnosis&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=3 Interactionshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_interactions&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=3 Patient handoutshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:patient_handouts&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=3 For health professionalshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:for_health_professionals&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=3 Treatmenthttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:condition_treatment&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=4 Warnings/recallshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_warnings_recalls&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=4 Continuing educationhttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:health_continuing_education&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=4 For patientshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:for_patients&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=4 Causes/risk factorshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:causes_risk_factors&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=5 Clinical trialshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:clinical_trials&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=5 Support groupshttp://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:health_support_groups&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=5 Labels are termed 'refinements' in Google. Suppose you want 'reasrach overview' on Alzhemiers your query will be: Alzhemiers more:Research Overview As a user you can perform highly pinpointed searches. As a LIBRARIAN, you can help Google develop labels or refinements for the subject in which you have specialisation. Anyone who has ever developed a thesaurusod depth schedule or even a good subject Index will be a great boon to Googleand to others. Vyasamoorthy, P -- Dr P Vyasamoorthy, SENIORS (Society for Enriched Information of Relevance to Seniors), 30, Gruhalakshmi Colony, Secunderabad 500018 Phone 27846631 Google has a co-operative section:  http://www.google.com/coop www.google.com/coop You need to subscribe to this service like gmail or googlegroupsetc. After that you can use specialised highly refined searches in select topics. Health is one such area. For instance you can refine your search with labels like: http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:condition_overview&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=1 Overview   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_uses&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=1 Drug uses   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:research_overview&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=1 Research overview   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:medical_authorities&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=1 From medical authorities   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:condition_symptoms&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=2 Symptoms   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_side_effects&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=2 Side effects   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:practice_guidelines&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=2 Practice guidelines   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:alternative_medicine&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=2 Alternative medicine   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:tests_diagnosis&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=3 Tests/diagnosis   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_interactions&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=3 Interactions   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:patient_handouts&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=3 Patient handouts   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:for_health_professionals&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=3 For health professionals   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:condition_treatment&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=4 Treatment   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:drug_warnings_recalls&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col2&cd=4 Warnings/recalls   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:health_continuing_education&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=4 Continuing education   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:for_patients&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=4 For patients   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:causes_risk_factors&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col1&cd=5 Causes/risk factors     http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:clinical_trials&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col3&cd=5 Clinical trials   http://www.google.com/search?hl=en&lr=&pwst=1&q=Alzheimer%27s+label:For+patients+more:health_support_groups&cx=health_devel%21&sa=N&oi=coopctx&resnum=0&ct=col4&cd=5 Support groups Labels are termed 'refinements' in Google. Suppose you want 'reasrach overview' on Alzhemiers your query will be: Alzhemiers more:Research Overview As a user you can perform highly pinpointed searches. As a LIBRARIAN, you can help Google develop labels or refinements for the subject in which you have specialisation. Anyone who has ever developed a thesaurusod depth schedule or even a good subject Index will be a great boon to Googleand  to others. Vyasamoorthy, P   -- Dr P Vyasamoorthy, SENIORS (Society for Enriched Information of Relevance to Seniors), 30, Gruhalakshmi Colony, Secunderabad 500018 Phone 27846631