Electrocautery smoke exposure and efficacy of smoke evacuation systems in minimally invasive and open surgery: a prospective randomized study oleh Gregor J. Kocher, Abigail R. Koss, Michael Groessl, Joerg C. Schefold, Markus M. Luedi, Christopher Quapp, Patrick Dorn, Jon Lutz, Luca Cappellin, Manuel Hutterli, Felipe D. Lopez-Hilfiker, Mohammad Al-Hurani, Sergio B. Sesia