[Organization of microbiological laboratory services in England, Bulgaria, Finland and Czechoslovakia].
D002031:Bulgaria; D003604:Czechoslovakia; D004739:England; D005387:Finland; D007753:Laboratories; D008829:Microbiology; D011635:Public Health Administration
Organizatsiia mikrobiologicheskikh laboratornykh sluzhb v Anglii, Bolgarii, Finliandii i Chekhoslovakii.