WITTY, L. A., TAPSON, V. F., EVANS, A. J., TROTTER, P. R., CARROLL, B. A., SPRITZER, C. E., … SOSTMAN, H. D. (1993). MRI VERSUS ULTRASOUND - A RADIOLOGIC AND CLINICAL-EVALUATION OF DVT. AMERICAN REVIEW OF RESPIRATORY DISEASE, 147(4), A998–A998.

WITTY, L. A., V. F. TAPSON, A. J. EVANS, P. R. TROTTER, B. A. CARROLL, C. E. SPRITZER, B. A. HERTZBERG, E. K. PAULSON, H. A. SALTZMAN, and H. D. SOSTMAN. “MRI VERSUS ULTRASOUND - A RADIOLOGIC AND CLINICAL-EVALUATION OF DVT.” AMERICAN REVIEW OF RESPIRATORY DISEASE 147, no. 4 (April 1, 1993): A998–A998.

WITTY LA, TAPSON VF, EVANS AJ, TROTTER PR, CARROLL BA, SPRITZER CE, et al. MRI VERSUS ULTRASOUND - A RADIOLOGIC AND CLINICAL-EVALUATION OF DVT. AMERICAN REVIEW OF RESPIRATORY DISEASE. 1993 Apr 1;147(4):A998–A998.

WITTY, L. A., et al. “MRI VERSUS ULTRASOUND - A RADIOLOGIC AND CLINICAL-EVALUATION OF DVT.” AMERICAN REVIEW OF RESPIRATORY DISEASE, vol. 147, no. 4, AMER LUNG ASSOC, Apr. 1993, pp. A998–A998.

WITTY LA, TAPSON VF, EVANS AJ, TROTTER PR, CARROLL BA, SPRITZER CE, HERTZBERG BA, PAULSON EK, SALTZMAN HA, SOSTMAN HD. MRI VERSUS ULTRASOUND - A RADIOLOGIC AND CLINICAL-EVALUATION OF DVT. AMERICAN REVIEW OF RESPIRATORY DISEASE. AMER LUNG ASSOC; 1993 Apr 1;147(4):A998–A998.