Jafarpour, Akram, Mojtaba Khajehazad, Fariba Mahamed, and Fatemeh Tabatabaie. 2018. “Contingency Teaching Based on the Teaching–Learning Strategies: Application of Lecture, Problem Solving And Problem-Based Learning in Graduate Parasitology”. JOURNAL OF TEACHER EDUCATION AND RESEARCH 13 (01), 1-14. https://jter.in/index.php/JTER/article/view/49.