APA
Walcher T., Haenle M. M., Kron M., Hay B., Mason R. A., von Schmiesing A. F. A., Imhof A., Koenig W., Kern P., Boehm B. O. & Kratzer W. (20060302). Pregnancy is not a risk factor for gallstone disease: results of a randomly selected population sample. : World journal of gastroenterology.
Chicago
Walcher Thomas, Haenle Mark Martin, Kron Martina, Hay Birgit, Mason Richard Andrew, von Schmiesing Alexa Friederike Alice, Imhof Armin, Koenig Wolfgang, Kern Peter, Boehm Bernhard Otto and Kratzer Wolfgang. 20060302. Pregnancy is not a risk factor for gallstone disease: results of a randomly selected population sample. : World journal of gastroenterology.
Harvard
Walcher T., Haenle M. M., Kron M., Hay B., Mason R. A., von Schmiesing A. F. A., Imhof A., Koenig W., Kern P., Boehm B. O. and Kratzer W. (20060302). Pregnancy is not a risk factor for gallstone disease: results of a randomly selected population sample. : World journal of gastroenterology.
MLA
Walcher Thomas, Haenle Mark Martin, Kron Martina, Hay Birgit, Mason Richard Andrew, von Schmiesing Alexa Friederike Alice, Imhof Armin, Koenig Wolfgang, Kern Peter, Boehm Bernhard Otto and Kratzer Wolfgang. Pregnancy is not a risk factor for gallstone disease: results of a randomly selected population sample. : World journal of gastroenterology. 20060302.