@misc{indiciae947140ec3c86, title = {[A trial to decrease hepatitis A morbidity in Dzerzhinsk, Gorki Province].}, author = {M D Aleĭnik and V A Fedotov and T N Bystrova and O N Smirnova and L M Aksenova}, year = {1990}, url = {https://pubmed.ncbi.nlm.nih.gov/2164290/}, note = {Source identifier: 2164290} }