M. M. Ziegler

Surgical implications of genitourinary tract anomalies in patients with imperforate anus.

A. Lewis, C. Sheldon, A. Gilbert, 1994, The Journal of urology.

Multiple congenital anomalies associated with infantile achalasia

J. Boyle, S. Mahboubi, T. Spackman, 1980, Gastrointestinal Radiology.

Gastrointestinal Bleeding: An Accessory Spleen Causing a False-positive Tc-99m-Sulfur Colloid Study

S. Heyman, M. M. Ziegler, 1982, Clinical Nuclear Medicine.