P. Gratz

发表

M. Blombäck, G. Lüchters, F. Mandelli, 1981 .

C. Wittekind, P. Reimer, H. Milbradt, 1991, Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons.

P. Gratz, F. Cornett, 1982 .

S Lee, J White, P Gratz, 1976, Bulletin of the Medical Library Association.

N. Heimburger, H. Schwinn, G. Lüben, 1981, Arzneimittel-Forschung.