Can We Increase the Resection Rate by Minimally Invasive Approach? Experience from 100 Minimally Invasive Esophagectomies

by Olli Helminen, Johanna Mrena, Eero Sihvo
Published 2019-01-01

Fragility Index, power, strength and robustness of findings in sports medicine and arthroscopic surgery: a secondary analysis of data from a study on use of the Fragility Index in...

by Aleksi Reito, Lauri Raittio, Olli Helminen
Published 2019-05-01

CD3⁺, CD8⁺, CD4⁺ and FOXP3⁺ T Cells in the Immune Microenvironment of Small Bowel Neuroendocrine Tumors

by Niko Hiltunen, Juha P. Väyrynen, Jan Böhm, Olli Helminen
Published 2021-06-01

Extended resections and other special cases in lung cancer surgery: Real‐world population‐based outcomes

by Olli Helminen, Johanna Valo, Heidi Andersen, Johan Söderström, Eero Sihvo
Published 2020-10-01

Association of performance in a stair-climbing test with complications and survival after lung cancer resection in the video-assisted thoracoscopic surgery era: population-based ou...

by Olli Helminen, Johanna Valo, Heidi Andersen, Johan Söderström, Eero Sihvo
Published 2021-08-01

Immune Contexture of MMR-Proficient Primary Colorectal Cancer and Matched Liver and Lung Metastases

by Maarit Ahtiainen, Hanna Elomaa, Juha P. Väyrynen, Erkki-Ville Wirta, Teijo Kuopio, Olli Helminen, Toni T. Seppälä, Ilmo Kellokumpu, Jukka-Pekka Mecklin
Published 2021-03-01

Weak HIF-1alpha expression indicates poor prognosis in resectable pancreatic ductal adenocarcinoma

by Joni Leppänen, Olli Helminen, Heikki Huhta, Joonas H. Kauppila, Joel Isohookana, Kirsi-Maria Haapasaari, Seppo Parkkila, Juha Saarnio, Petri P. Lehenkari, Tuomo J. Karttunen
Published 2018-07-01

Immune Cell Infiltrate and Prognosis in Gastric Cancer

by Niko Kemi, Niko Hiltunen, Juha P. Väyrynen, Vesa-Matti Pohjanen, Olli Helminen, Anna Junttila, Johanna Mrena, Jan Böhm, Heikki Huhta, Joni Leppänen, Tuomo J. Karttunen, Joonas H. Kauppila
Published 2020-12-01

Toll-Like Receptor 4 Wild Type Homozygozity of Polymorphisms +896 and +1196 Is Associated with High Gastrin Serum Levels and Peptic Ulcer Risk.

by Vesa-Matti Pohjanen, Olli-Pekka Koivurova, Heikki Huhta, Olli Helminen, Johanna M Mäkinen, Jari M Karhukorpi, Tapio Joensuu, Pentti O Koistinen, Jarno M Valtonen, Seppo E Niemelä, Riitta A Karttunen, Tuomo J Karttunen
Published 2015-01-01