P. A. Haas

发表

E. Grandjean, E. Grandjean, H. Rosenmund, 1955, British journal of industrial medicine.

P. A. Haas, G. P. Haas, 1988, The American surgeon.

P. A. Haas, G. P. Haas, 1988, Diseases of the Colon & Rectum.

G. Haas, P. A. Haas, G. P. Haas, 1984, Diseases of the colon and rectum.

G. Haas, S. Schmaltz, P. A. Haas, 1983, Diseases of the colon and rectum.

C. Creasman, P. A. Haas, M. Balázs, 1989, Diseases of the colon and rectum.

A. Sonnenberg, J. Johanson, P. A. Haas, 1992, Diseases of the colon and rectum.

P. A. Haas, T. Fox, 1979, Diseases of the colon and rectum.

C. Ma, P. A. Haas, C. Gottlieb, 1990, Human pathology.

P. A. Haas, T. Fox, George Tchirkow, 1982, Diseases of the colon and rectum.

P. A. Haas, G. P. Haas, 1990, Gastroenterology.

P. A. Haas, L. Kobylak, J. Akhtar, 1982, Henry Ford Hospital medical journal.

P. A. Haas, T. Fox, 1980, Diseases of the colon and rectum.