Compersion of primary unsulfated bile acid levels during the different stages of childhood period with adult values in spot urine - NASIROĞLU, Ömer; AYDIN, Tülay; FIÇICIOĞLU, Can; ÇAM, Halit; MIKLA, Şerare; KAVUNOĞLU, Gülsev; ÖZDEMİR, Sebati and AYDIN, Ahmet (Turkish Journal of Gastroenterology, 1997)