TY - GEN AU - McCauley,R G AU - Darling,D B AU - Leonidas,J C AU - Schwartz,A M TI - Gastroesophageal reflux in infants and children: a useful classification and reliable physiologic technique for its demonstration SN - 0361-803X PY - 1978///0218 KW - Barium Sulfate KW - Child, Preschool KW - Contrast Media KW - Gastroesophageal Reflux KW - diagnostic imaging KW - Humans KW - Infant KW - Radiography N1 - Publication Type: Journal Article UR - https://doi.org/10.2214/ajr.130.1.47 ER -