权威例句
A Natural Intergenotypic Recombinant of Hepatitis C Virus Identified in St. PetersburgEffectiveness and cost-effectiveness of strategies to expand antiretroviral therapy in St. Petersburg, RussiaShift in predominating subtype of HCV from 1b to 3a in St. Petersburg mediated by increase in injecting drug use.Naltrexone with or without guanfacine for preventing relapse to opiate addiction in St.-Petersburg, RussiaMechanical properties of Vendian clays at the site “Lakhta” in St. Petersburg, RussiaNaltrexone for heroin dependence treatment in St. Petersburg, Russia.Commercial sex work, drug use, and sexually transmitted infections in St. Petersburg, Russia.Co-Morbidity of Infectious and Addictive Diseases in St. Petersburg and the Leningrad Region, RussiaSt. Petersburg Paradoxes: Defanged, Dissected, and Historically DescribedCharacteristics of children, caregivers, and orphanages for young children in St. Petersburg, Russian Federation
