B.T.Xasanova. DIAREYANI OLDINI OLISH VA DAVOLASHDA QO’LANILADIGAN DORI VOSITALARINI MARKETING TADQIQOTLARI. ECZ [Internet]. 2022 Apr. 18 [cited 2024 Nov. 7];:249. Available from: https://econferencezone.org/index.php/ecz/article/view/537