TY - GEN AU - Ríos Tejada,F AU - Villegas Fernández,F AU - Azofra García,J A AU - Callol Sánchez,L TI - [Economic class syndrome] SN - 0212-7199 PY - 2003///0303 KW - Aerospace Medicine KW - Aviation KW - Humans KW - Incidence KW - Pulmonary Embolism KW - diagnosis KW - Risk Factors KW - Thromboembolism KW - Time Factors KW - Travel KW - Venous Thrombosis N1 - Publication Type: English Abstract; Journal Article; Review ER -