F. Abbas

Transvaginal color Doppler sonography of adnexal masses: differences in blood flow impedance in benign and malignant lesions.

U. Hamper, R. Kurman, U M Hamper, 1993, AJR. American journal of roentgenology.

Sonography of the Fetal Heart: Normal Variants and Pitfalls

U. Hamper, R. Kurman, S. Sheth, 1993, AJR. American journal of roentgenology.