Attempts to isolate H-1 virus from spontaneous human abortions: a negative report.
D000022:Abortion, Spontaneous / Q000209:etiology / Q000382:microbiology*; D000293:Adolescent; D000328:Adult; D000906:Antibodies / Q000032:analysis; D004267:DNA Viruses / Q000302:isolation & purification*; D005260:Female; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D008875:Middle Aged; D011247:Pregnancy
D000906:Antibodies