title: Epidemiology of malignant neoplasms in children and juveniles in Warsaw Province between 1966-1970.
mesh_terms: D000367:Age Factors; D001932:Brain Neoplasms / Q000401:mortality; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007938:Leukemia / Q000401:mortality; D016403:Lymphoma, Large B-Cell, Diffuse / Q000401:mortality; D008297:Male; D009369:Neoplasms / Q000453:epidemiology* / Q000401:mortality; D009373:Neoplasms, Germ Cell and Embryonal / Q000401:mortality; D011044:Poland; D012737:Sex Factors