Celiac disease in Brazilian adults - Freitas, Isabella Nicacio de; Sipahi, Aytan Miranda; Damiao, Aderson Omar Mourao Cintra; Brito, Thales de; Cancado, Eduardo Luiz Rachid; Leser, Paulo Guilherme; Laudanna, Antônio Atílio (Journal of Clinical Gastroenterology, 2002)