To the question onefficiency of renderingassistance to pregnantwomen, lying-in women,women in childbirth andnewbornsin the Penza region - PDF (俄语)
版权所有 © Mysyakov V.B., Konovalov O.E., Mysyakov V.B., Konovalov O.E., 2010

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Media Registry Entry of the Federal Service for Supervision of Communications, Information Technology and Mass Communications (Roskomnadzor) PI No. FS77-76803 dated September 24, 2019.