title: THE USE OF CEILING TEMPERATURE AND REACTIVATION IN THE ISOLATION OF POX VIRUS HYBRIDS.
mesh_terms: D000818:Animals; D002642:Chick Embryo; D006358:Hot Temperature; D011212:Poxviridae; D013696:Temperature; D014776:Virus Cultivation
keywords: CHICK EMBRYO; HEAT; POXVIRUS; VIRUS CULTIVATION