@article{Levitas2013,
author = {Levitas, E. and Lunenfeld, E. and Weisz, N. and Friger, M. and Har-Vardi, I.},
title= {Seasonal variations of human sperm cells among 6455 semen samples: A plausible explanation of a seasonal birth pattern},
year = {2013},
doi = {10.1016/j.ajog.2013.02.010},
volume = {208},
number = {5},
pages = {406.e1‒406.e6},
}