US smallpox vaccine programme stalls as volunteers balk.
Alicia
A
Ault
D000488:Allied Health Personnel / Q000523:psychology*; D001294:Attitude to Health; D023482:Bioterrorism / Q000523:psychology; D006801:Humans; D012900:Smallpox Vaccine / Q000008:administration & dosage*; D016312:Treatment Refusal / Q000523:psychology*; D014481:United States
D012900:Smallpox Vaccine