INFLUENZA virus variants.
D006801:Humans; D009975:Orthomyxoviridae
INFLUENZA VIRUSES
J Exp Med. 1950 Nov 1;92(5):441-62
14778924
Bull World Health Organ. 1950;3(2):187-214
14792271
J Exp Med. 1953 Dec;98(6):641-56
13109114
Lancet. 1956 Nov 10;271(6950):960-1
13368561
Br Med J. 1957 Jun 15;1(5032):1412
13436809
Calif Med. 1956 Jun;84(6):375-80
13316544