Medicine and health on the Internet: the good, the bad, and the ugly.
Lindberg
D A
DA
National Library of Medicine, Bethesda, MD 20894, USA. lindberg@nlm.nih.gov
Humphreys
B L
BL
D020407:Internet; D008491:Medical Informatics Applications; D009317:National Library of Medicine (U.S.); D011640:Public Policy; D014481:United States