TY JOUR TI Prolonged forms of anthelmintic drugs KW ivermectins KW praziquantel KW prolonged forms KW implants KW kinetics KW efficiency KW helminthosis. JO Russian Journal of Parasitology AU Shnyak, E.. AU Kedik, S.. AU Engasheva, E.S. AU Suslov, V.. AU Maksimova, P.. PY 2016 IS 3 PB INFRA-M Academic Publishing LLC.