Ariyati I, Mulyadi R, Birowo P, Wiweko B, Prihartono J. Association between varicocele grade and semen analysis parameter. Med J Indones [Internet]. 2018Feb.14 [cited 2024May9];26(4):270-6. Available from: http://mji.ui.ac.id/journal/index.php/mji/article/view/1623