[Determination of the biological age and evaluation of the physical development of rural students by the degree of their sexual maturity].
D000293:Adolescent; D000367:Age Factors; D002648:Child; D005260:Female; D006128:Growth; D006801:Humans; D012424:Rural Population; D012741:Sexual Maturation; D014455:Ukraine
Pro vyznachennia biolohichnoho viku i otsinky fizychnoho rozvytku sil's'kykh uchenyts' za stupenem ĭkh statevoho dozrivannia