The Merck Manual (Professional Version) Description: health sciences, professional, books More Info Express Link for The Merck Manual (Professional Version) × Express Link Copy
MedlinePlus (at National Library of Medicine/National Institutes of Health) Description: consumer health encyclopedia, drug info, NLM/NIH More Info Express Link for MedlinePlus (at National Library of Medicine/National Institutes of Health) × Express Link Copy
Credo Reference Description: reference, articles, general topics More Info Express Link for Credo Reference × Express Link Copy
