共 103 条
[53]
MCDONALD JC, 1962, BMJ-BRIT MED J, P1036
[57]
EVALUATION OF MONOVALENT INFLUENZA VACCINES .2. OBSERVATIONS DURING AN INFLUENZA A-PRIME EPIDEMIC
[J].
AMERICAN JOURNAL OF HYGIENE,
1952, 55 (01)
:12-21
[60]
MULDER J, 1972, INFLUENZA