@misc{indiciae6dad5b5e1820, title = {Experimental transperitoneal laparoscopic pyloroplasty.}, author = {J J Pietrafitta and L S Schultz and J N Graber and D F Hickok}, year = {1992}, url = {https://pubmed.ncbi.nlm.nih.gov/1341513/}, note = {Source identifier: 1341513} }