Efficiency of developing 15–17-year weightlifters’ training process for a one-year macrocycle with the use of various speed and strength training methods Journal title: Slobozans`kij Naukovo-Sportivnij Visnik [Slobozhanskyi Herald of Science and Sport] Authors: Oleksandr Piven | Kharkiv State Academy of Physical Culture, Tetiana Dorofieieva| Kharkiv State Acad... Subject(s): Education, Sports and Recreation, Rehabilitation, Health and Wellness