Piotr Kowalewski

Global variation in postoperative mortality and complications after cancer surgery: a multicentre, prospective cohort study in 82 countries

Stephen R Knight, Riinu Pius, Thomas M Drake et al. · The Lancet · 2021 · 310 citations · Full text

Medicine, Oncology, Surgery +13

Effect of COVID-19 pandemic lockdowns on planned cancer surgery for 15 tumour types in 61 countries: an international, prospective, cohort study

James Glasbey, Adesoji Ademuyiwa, Adewale Adisa et al. · The Lancet Oncology · 2021 · 289 citations · Full text

Medicine, Oncology, Surgery +11

Long-Term Outcomes of Laparoscopic Sleeve Gastrectomy—a Single-Center, Retrospective Study

Piotr Kowalewski, Robert Olszewski, Maciej Wałędziak et al. · Obesity Surgery · 2017 · 100 citations · Full text

Medicine, Endocrinology, Surgery +17

Outcomes of gynecologic cancer surgery during the COVID-19 pandemic: an international, multicenter, prospective CovidSurg-Gynecologic Oncology Cancer study

Christina Fotopoulou, Tabassum Khan, Juraj Bracinik et al. · American Journal of Obstetrics and Gynecology · 2022 · 61 citations · Full text

Medicine, Oncology, Surgery +6

Life with a Gastric Band. Long-Term Outcomes of Laparoscopic Adjustable Gastric Banding—a Retrospective Study

Piotr Kowalewski, Robert Olszewski, Andrzej Kwiatkowski et al. · Obesity Surgery · 2016 · 41 citations · Full text

Medicine, Perioperative Medicine, Surgery +13