Complicated Intra-abdominal Infection

The purpose of this study is to learn about the safety and effectiveness of Zavicefta once released into the markets in Korea. This study is to learn about Zavicefta in patients with difficult types of infections in the abdomen, urinary tract and pneumonia which could have come from hospitalizations. This study was required by the Ministry of Food and Drug Safety (MFDS) of Korea's regulations.