https://journals.eco-vector.com/2073-4034/article/view/287660
Funktsional'naya dispepsiya i infektsiya Helicobacter pylori: naskol'ko ochevidna vzaimosvyaz'? -...
Funktsional'naya dispepsiya i infektsiya Helicobacter pylori: naskol'ko ochevidna vzaimosvyaz'?
helicobacter pylorinaya
https://m.mathnet.ru/php/contents.phtml?jrnid=faa&wshow=issue&year=1992&volume=26&volume_alt=&issue=2&issue_alt=&option_lang=eng
Funktsional. Anal. i Prilozhen., 1992, Volume 26, Issue 2
analvolumeissue