APA (7th ed.) Citation

Phonthep Angsuwatcharakon & Rungsun Rerknimitr. (2021). Cracking Difficult Biliary Stones. Korean Society of Gastrointestinal Endoscopy.

Chicago Style (17th ed.) Citation

Phonthep Angsuwatcharakon and Rungsun Rerknimitr. Cracking Difficult Biliary Stones. Korean Society of Gastrointestinal Endoscopy, 2021.

MLA (9th ed.) Citation

Phonthep Angsuwatcharakon and Rungsun Rerknimitr. Cracking Difficult Biliary Stones. Korean Society of Gastrointestinal Endoscopy, 2021.

Warning: These citations may not always be 100% accurate.