@article{Falagas2008,
author = {Falagas, M.E. and Vardakas, K.Z. and Mourtzoukou, E.G.},
title= {Sex differences in the incidence and severity of respiratory tract infections },
year = {2008},
doi = {10.1016/j.rmed.2007.12.009},
journal = {Respiratory Medicine},
volume = {102},
number = {4},
pages = {627},
}