TY - GEN AU - O'Shaughnessy,A M AU - Fitzgerald,D E TI - Natural history of proximal deep vein thrombosis assessed by duplex ultrasound SN - 0392-9590 PY - 1997///0717 KW - Acute Disease KW - Adult KW - Aged KW - Aged, 80 and over KW - Female KW - Follow-Up Studies KW - Humans KW - Male KW - Middle Aged KW - Recurrence KW - Risk Factors KW - Thrombophlebitis KW - diagnostic imaging KW - Time Factors KW - Ultrasonography, Doppler, Duplex KW - instrumentation N1 - Publication Type: Journal Article ER -