(en) Ernst E (april 2003). Kombucha: a systematic review of the clinical evidence. Forsch Komplementarmed Klass Naturheilkd10 (2): 85–7. ISSN: 1424-7364. PMID12808367.
(en) Ernst E (april 2003). Kombucha: a systematic review of the clinical evidence. Forsch Komplementarmed Klass Naturheilkd10 (2): 85–7. ISSN: 1424-7364. PMID12808367.