Indochina is a region of Southeast Asia that includes Cambodia, Lao PDR and Vietnam. (Khun PA, Phi LD, Pham PT, Thu Nguyen HT, Huyen Vu QT, Collins DA, Riley TV. Clostridioides (Clostridium) difficile in children with diarrhoea in Vietnam. Anaerobe. 2022 Apr;74:102550. doi: 10.1016/j.anaerobe.2022.102550. Epub 2022 Mar 22. PMID: 35331913.)
Indoles are compounds containing a benzene ring fused to a five-membered nitrogen containing pyrrole ring. (From: Chronic Kidney Disease, Dialysis, and Transplantation (Third Edition), 2010)
