Schnelldorfer, Thomas (Haziran 2013). "Porcelain Gallbladder: A Benign Process or Concern for Malignancy?". Journal of Gastrointestinal Surgery. 17 (6). ss. 1161-1168. doi:10.1007/s11605-013-2170-0. PMID23423431.
Tomioka, T.; Tajima, Y.; Inoue, K.; Onizuka, S.; Ikematsu, Y.; Kanematsu, T. (Mart 1997). "Laparoscopic Cholecystectomy Is a Safe Procedure for the Treatment of Porcelain Gallbladder". Endoscopy. 29 (03). ss. 225-225. doi:10.1055/s-2007-1004172. PMID9201480.
Schnelldorfer, Thomas (Haziran 2013). "Porcelain Gallbladder: A Benign Process or Concern for Malignancy?". Journal of Gastrointestinal Surgery. 17 (6). ss. 1161-1168. doi:10.1007/s11605-013-2170-0. PMID23423431.
Tomioka, T.; Tajima, Y.; Inoue, K.; Onizuka, S.; Ikematsu, Y.; Kanematsu, T. (Mart 1997). "Laparoscopic Cholecystectomy Is a Safe Procedure for the Treatment of Porcelain Gallbladder". Endoscopy. 29 (03). ss. 225-225. doi:10.1055/s-2007-1004172. PMID9201480.