Thoughts on a scary visit from an old acquaintance.
Helms
Charles
C
Roy J. and Lucille A. Carver College of Medicine, USA.
D000328:Adult; D002648:Child; D006801:Humans; D017589:Immunization Programs; D007251:Influenza, Human / Q000517:prevention & control; D008457:Measles / Q000517:prevention & control; D010819:Physician's Role; D011051:Poliomyelitis / Q000517:prevention & control