title: Use of the chick embryo for the enhancement of virulence of Hamophilus pertussis.
authors.forename: L J
authors.initials: LJ
authors.lastname: LEWIS
mesh_terms: D000818:Animals; D001407:Bacillus; D001419:Bacteria; D002642:Chick Embryo; D006094:Gram-Positive Bacteria; D006190:Haemophilus; D007780:Lacticaseibacillus casei; D014774:Virulence; D014917:Whooping Cough