Endometrial immune cell ratios and implantation success in patients with recurrent implantation failure

Rumiana Ganeva, Dimitar Parvanov, Nina Vidolova, Margarita Ruseva, Maria Handzhiyska, Katarina Arsov, Ivon Decheva, Dimitar Metodiev, Veselina Moskova‐Doumanova, Georgi Stamenov