@article{mezzacappa_rosa_2008,  title={Clinical predictors of abnormal esophageal pH monitoring in preterm infants},  volume={45},  ISSN={0004-2803},  url={https://doi.org/10.1590/S0004-28032008000300013},  DOI={10.1590/S0004-28032008000300013},  number={3},  journal={Arquivos de Gastroenterologia},  publisher={Instituto Brasileiro de Estudos e Pesquisas de Gastroenterologia e Outras Especialidades - IBEPEGE. },  author={Mezzacappa, Maria Aparecida and Rosa, Ana Cecília},  year={2008},  month={Jul},  pages={234–238} }