APA
Urbach D. R., Hansen P. D., Khajanchee Y. S. & Swanstrom L. L. (20010726). A decision analysis of the optimal initial approach to achalasia: laparoscopic Heller myotomy with partial fundoplication, thoracoscopic Heller myotomy, pneumatic dilatation, or botulinum toxin injection. : Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract.
Chicago
Urbach D R, Hansen P D, Khajanchee Y S and Swanstrom L L. 20010726. A decision analysis of the optimal initial approach to achalasia: laparoscopic Heller myotomy with partial fundoplication, thoracoscopic Heller myotomy, pneumatic dilatation, or botulinum toxin injection. : Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract.
Harvard
Urbach D. R., Hansen P. D., Khajanchee Y. S. and Swanstrom L. L. (20010726). A decision analysis of the optimal initial approach to achalasia: laparoscopic Heller myotomy with partial fundoplication, thoracoscopic Heller myotomy, pneumatic dilatation, or botulinum toxin injection. : Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract.
MLA
Urbach D R, Hansen P D, Khajanchee Y S and Swanstrom L L. A decision analysis of the optimal initial approach to achalasia: laparoscopic Heller myotomy with partial fundoplication, thoracoscopic Heller myotomy, pneumatic dilatation, or botulinum toxin injection. : Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract. 20010726.