Background: Women with polycystic ovarian syndrome (PCOS) often have anovulatory infertility requiring ovulation induction with letrozole. Aims: This study aimed to determine the prevalence and phenotypic categorisation of infertile PCOS women and to assess ovulatory response and pregnancy rates of PCOS phenotypes with sequential letrozole dose escalation. Study Setting and Design: Th... https://foldlyers.shop/product-category/solar-cables/