Krook, J. E., Moertel, C. G., Gunderson, L. L., Wieand, H. S., Collins, R. T., Beart, R. W., … Ducreux, M. (1991). Effective surgical adjuvant therapy for high-risk rectal carcinoma: Comments. Gastroenterologie Clinique et Biologique, 15(8–9), 665–667.

Krook, J. E., C. G. Moertel, L. L. Gunderson, H. S. Wieand, R. T. Collins, R. W. Beart, T. P. Kubista, et al. “Effective surgical adjuvant therapy for high-risk rectal carcinoma: Comments.” Gastroenterologie Clinique et Biologique 15, no. 8–9 (January 1, 1991): 665–67.

Krook JE, Moertel CG, Gunderson LL, Wieand HS, Collins RT, Beart RW, et al. Effective surgical adjuvant therapy for high-risk rectal carcinoma: Comments. Gastroenterologie Clinique et Biologique. 1991 Jan 1;15(8–9):665–7.

Krook, J. E., et al. “Effective surgical adjuvant therapy for high-risk rectal carcinoma: Comments.” Gastroenterologie Clinique et Biologique, vol. 15, no. 8–9, Jan. 1991, pp. 665–67.

Krook JE, Moertel CG, Gunderson LL, Wieand HS, Collins RT, Beart RW, Kubista TP, Poon MA, Meyers WC, Mailliard JA, Twito DI, Morton RF, Weeder MH, Witzig TE, Cha S, Vidyarthi SC, Ducreux M. Effective surgical adjuvant therapy for high-risk rectal carcinoma: Comments. Gastroenterologie Clinique et Biologique. 1991 Jan 1;15(8–9):665–667.