00591naa#a2200169#i#4500001002800000003001700028005001700045100004100062102000700103200011900110210003600229215001000265608003700275700003700312700003300349856003900382EN\AUS PUBLISHERS\bibl\5756/en/manage/index20250412151217.6##a20211202b2021####ek#y0engy0150####ca##aRU1#aTHE IMPACT OF THE COVID-19 PANDEMIC ON THE RISK OF  CLINICAL TRIAL PROTOCOLS AMENDMENTSeConference article/thesis1#aMelbournecAUS PUBLISHERSd2021##a3 с.##aConference article/thesis2local#1aEleskinagAnastasia Alexandrovna#1aFilippovagOlga Vsevolodovna4#atest.editorum.ruu/en/manage/index