TY - JOUR A1 - Dentali, F. A1 - Manfredini, R. A1 - Ageno, W. T1 - Seasonal variability of venous thromboembolism Y1 - 2009 DO - 10.1097/MCP.0b013e32832d867a JF - Current Opinion in Pulmonary Medicine VL - 15 IS - 5 ER -