BMI in relation to sperm count: an updated systematic review and collaborative meta-analysis

N Sermondade, C Faure, L Fezeu, A G Shayeb, J P Bonde, T K Jensen, M Van Wely, J Cao, A C Martini, M Eskandar, J E Chavarro, S Koloszar, J M Twigt, C H Ramlau-Hansen, E Borges, F Lotti, R P M Steegers-Theunissen, B Zorn, A J Polotsky, S La VigneraB Eskenazi, K Tremellen, E V Magnusdottir, I Fejes, S Hercberg, R Lévy, S Czernichow