[Morbidity structure among infants in selected hospitals in the Płock province].
D006760:Hospitalization; D006776:Hospitals, Pediatric; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D009017:Morbidity; D011044:Poland; D014505:Urban Population
Struktura chorobowości niemowlat w wybranych szpitalach województwa płockiego.