Hameed, Hameed N, and Ozturk O Ozturk. 2010. “TESTICULAR VERSUS EPIDIDYMAL SPERMATOZOA IN INTRACYTOPLASMIC SPERM INJECTION TREATMENT CYCLES”. Journal of Ayub Medical College Abbottabad 22 (4):159-63. https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/2739.