Active rickets in a twin brother, the twin sister being healthy; a contribution to the question of a sex-linked aetiological factor in rickets.
D005260:Female; D006262:Health; D006801:Humans; D008297:Male; D008499:Medical Records; D012279:Rickets; D012727:Sex Characteristics; D012737:Sex Factors; D035781:Siblings; D014427:Twins
RICKETS/case reports; SEX CHARACTERISTICS