The role of recombinant LH in women with hypo-response to controlled ovarian stimulation: a systematic review and meta-analysis. - Conforti, Alessandro; Esteves, Sandro C.; Di Rella, Francesca; Strina, Ida; De Rosa, Pasquale; Fiorenza, Alessia; Zullo, Fulvio; De Placido, Giuseppe; Alviggi, Carlo (Reproductive Biology & Endocrinology, 2019)