[1]
S. BOR, Ömer ÖZÜTEMİZ, A. MUSAOĞLU, and H. ÇAVUŞOĞLU, “Effect of botulinum toxin injection and pneumoticdilatation on lower esophageal sphincter in achalasia”, Turkish Journal of Gastroenterology, vol. 11, no. 1, pp. 6–12, Jan. 2000.