The effect of cortisone on the lethality of psittacosis virus for the chick embryo.
D000818:Animals; D002642:Chick Embryo; D002689:Chlamydia; D002691:Chlamydophila psittaci / Q000187:drug effects*; D003348:Cortisone / Q000494:pharmacology*; D006801:Humans; D009956:Psittacosis
D003348:Cortisone
CORTISONE/effects; MIYAGAWANELLA/effect of drugs on