Background and aims: The Rotavirus vaccine (RVV) introduction is a landmark event in the history of Indian public health as for the first time a novel. low-cost indigenous vaccine was introduced in a short timeline between 2016 and 2019. As per WHO mandate. post-introduction evaluation (PIE) be conducted within 6 to 12 months of vaccine introduction to provide an understanding of the ... https://yeswellneses.shop/product-category/organization-pill-boxes/