![Acute pulmonary embolism: assessment of helical CT for diagnosis.]()
Acute pulmonary embolism: assessment of helical CT for diagnosis.Drucker, E A; Rivitz, S M; Shepard, J A; Boiselle, P M; Trotman-Dickenson, B; Welch, T J; Maus, T P; Miller, S W; Kaufman, J A; Waltman, A C; McLoud, T C; Athanasoulis, C A · Radiology · 1998