[Studies on general morbidity of a rural area; according to materials of the Pliussk District of the Pskov Region during 1955].
D009017:Morbidity; D014798:Vital Statistics
VITAL STATISTICS
Opyt izucheniia obshchei zabolevaemosti naseleniia sel'skogo raiona; po materialam Pliusskogo raiona Pskovskoi oblasti za 1955 g.