APA
Kratzer W., Gruener B., Kaltenbach T. E. M., Ansari-Bitzenberger S., Kern P., Fuchs M., Mason R. A., Barth T. F. E., Haenle M. M., Hillenbrand A., Oeztuerk S. & Graeter T. (20161107). Proposal of an ultrasonographic classification for hepatic alveolar echinococcosis: Echinococcosis multilocularis Ulm classification-ultrasound. : World journal of gastroenterology.
Chicago
Kratzer Wolfgang, Gruener Beate, Kaltenbach Tanja E M, Ansari-Bitzenberger Sarina, Kern Peter, Fuchs Michael, Mason Richard A, Barth Thomas F E, Haenle Mark M, Hillenbrand Andreas, Oeztuerk Suemeyra and Graeter Tilmann. 20161107. Proposal of an ultrasonographic classification for hepatic alveolar echinococcosis: Echinococcosis multilocularis Ulm classification-ultrasound. : World journal of gastroenterology.
Harvard
Kratzer W., Gruener B., Kaltenbach T. E. M., Ansari-Bitzenberger S., Kern P., Fuchs M., Mason R. A., Barth T. F. E., Haenle M. M., Hillenbrand A., Oeztuerk S. and Graeter T. (20161107). Proposal of an ultrasonographic classification for hepatic alveolar echinococcosis: Echinococcosis multilocularis Ulm classification-ultrasound. : World journal of gastroenterology.
MLA
Kratzer Wolfgang, Gruener Beate, Kaltenbach Tanja E M, Ansari-Bitzenberger Sarina, Kern Peter, Fuchs Michael, Mason Richard A, Barth Thomas F E, Haenle Mark M, Hillenbrand Andreas, Oeztuerk Suemeyra and Graeter Tilmann. Proposal of an ultrasonographic classification for hepatic alveolar echinococcosis: Echinococcosis multilocularis Ulm classification-ultrasound. : World journal of gastroenterology. 20161107.