[Birth frequency in daily intervals and by months in the gynecological and obstetrical departments in Novi Sad (1967-1970)].
D001723:Birth Rate; D002940:Circadian Rhythm; D005260:Female; D006748:Hospital Departments; D006801:Humans; D011247:Pregnancy; D012621:Seasons; D015022:Yugoslavia
Frekvencija porodaja u vremenskim intervalima dana i po mesecima na materijalu klinike za ginekologiju i akuserstvo u Novom Sadu (1967-1970.