TY - RPRT TI - Extramucosal pyloromyotomy by laparoscopy. AU - J L Alain AU - D Grousseau AU - G Terrier PY - 1991 DO - 10.1007/bf02653256 UR - https://pubmed.ncbi.nlm.nih.gov/1839574/ ID - 1839574 ER -