[CONTRIBUTION TO THE USE OF PLASTIC MATERIALS IN PUBLIC HEALTH].
D003604:Czechoslovakia; D006801:Humans; D010969:Plastics; D011634:Public Health
D010969:Plastics
CZECHOSLOVAKIA; PLASTICS; PUBLIC HEALTH
P R'ISP EVEK K POU ZIT'I PLASTICK'YCH HMOT VE Z'DRAVOTNICTV'I.