00503naa#a2200169#i#450# EN\INFRA-M\bibl\1462 20241001220859.2 1609-2163 20131220b2013####ek#y0engy0150####ca RUS RU Material Factor in the Formation of Motivation for the Useful Work of Health Workers Journal article Moscow INFRA-M Academic Publishing LLC. 2013 3 с. Journal article local Dontsov V. zh-szf.ru