MUSTAFA SUPHI ELBISTANLI; SELÇUK GÜNEŞ; YAKUP YEGIN; MUSTAFA ÇELIK; HASAN EMRE KOÇAK; CENK EVREN; FATMA TÜLIN KAYHAN. Relationship Between Serum Vitamin D Levels and Childhood Recurrent Tonsillitis. Otolaryngology, [S. l.], v. 3, n. 1, p. 16–21, 2017. Disponível em: https://openventio.us/index.php/OOJ/article/view/2459. Acesso em: 26 aug. 2026.