title: [Error factors intervening in the determination of the number of viable units of lyophilized BCG vaccine].
mesh_terms: D001500:BCG Vaccine; D002452:Cell Count; D003470:Culture Media; D005612:Freeze Drying; D008722:Methods; D009163:Mycobacterium bovis / Q000254:growth & development; D011786:Quality Control; D013997:Time Factors
chemical_list: D001500:BCG Vaccine; D003470:Culture Media
vernacular_title: Facteurs d'erreur intervenant dans la détermination fu nombre d'unités viables du vaccin BCG lyophilisé