Robert J. Spencer

Carcinoma of the anal canal, a clinical and pathologic study of 188 cases

Bruce M. Boman, Charles G. Moertel, Michael J. O’Connell et al. · Cancer · 1984 · 444 citations · Full text

Retrorectal tumors

Shu‐Wen Jao, Robert W. Beart, Robert J. Spencer et al. · Diseases of the Colon & Rectum · 1985 · 358 citations

Neuro-oncology, Surgical Oncology, Twenty Patients +10

Treatment of Small Colorectal Polyps: A Population-Based Study of the Risk of Subsequent Carcinoma

Robert J. Spencer, L. Joseph Melton, Roger L. Ready et al. · Mayo Clinic Proceedings · 1984 · 161 citations

Population-based Study, Cancer Risk, Cancer Epidemiology +11

Colorectal Polyps and the Risk of Subsequent Carcinoma

AHMED M. LOTFI, Robert J. Spencer, Duane M. Ilstrup et al. · Mayo Clinic Proceedings · 1986 · 150 citations

Gastrointestinal Oncology, Medicine, Gastroenterology +5

Intrathecal Drug Delivery Systems for Cancer Pain: An Analysis of a Prospective, Multicenter Product Surveillance Registry

Lisa M. Stearns, Alaa Abd‐Elsayed, Christophe Perruchoud et al. · Anesthesia & Analgesia · 2019 · 82 citations · Full text