Malignant Ascites

• The 307th Hospital of Chinese People's Liberation Army — Beijing, Beijing Municipality, China
• Tongji Hospital of Tongji Medical College,Huazhong University of Science and Technology — Wuhan, Hubei, China

• Shanghai East Hospital — Shanghai, Shanghai Municipality, China

• Charite-University Medicine of Berlin, Department of Gynecology-Campus Virchow Klinikum — Berlin, Germany

• Uniklinik Dresden — Dresden, Germany
• Klinikum der Johann Wolfgang Goethe Universität — Frankfurt, Germany
• Universitätsklinikum des Saarlandes — Homburg/Saar, Germany
• Universitätsklinikum Jena — Jena, Germany

• University of Arizona Cancer Center — Tucson, Arizona, United States
• University of San Diego — La Jolla, California, United States
• Stanford University Hospital and Clinics — Stanford, California, United States
• University of Miami — Miami, Florida, United States

• Universitätsklinikum Leipzig — Leipzig, Germany
• Inselspital — Bern, Switzerland
• Hammersmith Hospital — London, United Kingdom

• Klinikum Ludwigsburg, Klinik für Innere Medizin, Gastroenterologie, Hämato-Onkologie, Diabetologie — Ludwigsburg, Baden-Wurttemberg, Germany
• Onkologische Schwerpunktpraxis — Wendlingen, Baden-Wurttemberg, Germany
• Klinikum Deggendorf, Medizinische Klinik II — Deggendorf, Bavaria, Germany
• Ernst von Bergmann Klinikum, Zentrum für Hämatologie/Onkologie/Strahlenheilkunde — Potsdam, Brandenburg, Germany

• The 81st Hospital of Chinese PLA — Nanjing, China
• The Affiliated Hospital of Medical College, QingDao University — Qingdao, China
• Fudan University Shanghai Cancer Center — Shanghai, China

• Study Site — Several, France
• Study site — Several, Germany
• Study Site — Several, Italy
• Study Site — Several, Spain

Not specified