@misc{indiciaec493de8ea58b, title = {[Problems in producing some antiviral preparations].}, author = {V P Grachev and L L Mironova and S G Drozdov and L I Avdeeva and V D Popova}, year = {1977}, url = {https://pubmed.ncbi.nlm.nih.gov/407738/}, note = {Source identifier: 407738} }