@article{Dentali2009,
author = {Dentali, F. and Manfredini, R. and Ageno, W.},
title= {Seasonal variability of venous thromboembolism},
year = {2009},
doi = {10.1097/MCP.0b013e32832d867a},
journal = {Current Opinion in Pulmonary Medicine },
volume = {15},
number = {5},
pages = {403--407},
}