by Ruppert, R., Junginger, T., Ptok, H., Strassburg, J., Maurer, C. A., Brosi, P., Sauer, J., Baral, J., Kreis, M., Wollschlaeger, D., Hermanek, P., Merkel, S.
Published in British journal of surgery (01.10.2018)

by Ptok, H., Marusch, F., Meyer, F., Schubert, D., Gastinger, I., Lippert, H.
Published in British journal of surgery (01.12.2007)

by Marusch, F, Ptok, H, Sahm, M, Schmidt, U, Ridwelski, K, Gastinger, I, Lippert, H
Published in Endoscopy (01.05.2011)

by Garlipp, B., Ptok, H., Schmidt, U., Stübs, P., Scheidbach, H., Meyer, F., Gastinger, I., Lippert, H.
Published in British journal of surgery (01.05.2012)

by Kreis, Martin E., Ruppert, R., Ptok, H., Strassburg, J., Brosi, P., Lewin, A., Schön, M. R., Sauer, J., Junginger, T., Merkel, S., Hermanek, P.
Published in Journal of gastrointestinal surgery (01.01.2016)

by Ptok, H, Kube, R, Schmidt, U, Köckerling, F, Gastinger, I, Lippert, H
Published in European journal of surgical oncology (01.12.2009)

by Hermanek, P, Merkel, S, Ptok, H, Hohenberger, W
Published in Zentralblatt fur Chirurgie (01.12.2015)

by Ptok, H, Mundt, A, Lippert, H, Gastinger, I
Published in Zentralblatt fur Chirurgie (01.08.2013)

by PTOK, H, MEYER, F, MARUSCH, F, STEINERT, R, GASTINGER, I, LIPPERT, H, MEYER, L
Published in Surgical endoscopy (01.06.2006)

by Kube, R, Granowski, D, Stübs, P, Mroczkowski, P, Ptok, H, Schmidt, U, Gastinger, I, Lippert, H
Published in European journal of surgical oncology (01.01.2010)

by Mroczkowski, P., Kube, R., Ptok, H., Schmidt, U., Hac, S., Köckerling, F., Gastinger, I., Lippert, H.
Published in Colorectal disease (01.09.2011)

by Ptok, H, Marusch, F, Kuhn, R, Gastinger, I, Lippert, H, the Study Group “Colon/Rectum Carcinoma (Primary Tumor)”
Published in European journal of surgical oncology (01.09.2007)

by Junginger, T., Maurer, CA, Ruppert, R., Ptok, H., Strassburg, J.
Published in Strahlentherapie und Onkologie (01.08.2013)

by Matthes, G, Horvath, V, Seifert, J, Ptok, H, Stengel, D, Schmucker, U, Ekkernkamp, A, Hinz, P
Published in Journal of orthopaedic surgery (Hong Kong) (01.04.2007)

by MAURER, C. A, MATTIELLO, D, DUWE, J, RUPPERT, R, PTOK, H, STRASSBURG, J, JUNGINGER, T, MERKEL, S, HERMANEK, P
Published in Anticancer research (01.05.2012)

by Ruppert, R, Ptok, H, Strassburg, J, Maurer, C A, Junginger, T, Merkel, S, Hermanek, P
Published in Zentralblatt fur Chirurgie (01.12.2013)

by Steinert, R, Gastinger, I, Ridwelski, K, Ptok, H, Wolff, S, Meyer, F, Otto, R, Lippert, H
Published in Zentralblatt fur Chirurgie (01.08.2013)

by Ptok, H., Marusch, F., Meyer, F., Wendling, P., Wenisch, H.J.C., Sendt, W., Manger, T., Lippert, H., Gastinger, I.
Published in European journal of surgical oncology (01.05.2006)

by Scheidbach, H., Ptok, H., Schubert, D., Kose, D., Hügel, O., Gastinger, I., Köckerling, F., Lippert, H.
Published in Langenbeck's archives of surgery (01.03.2009)

by Schubert, D, Pross, M, Nestler, G, Ptok, H, Scheidbach, H, Fahlke, J, Lippert, H
Published in Zentralblatt für Chirurgie (01.10.2006)