1. Bariatric Unit, Jacques Perissat Institute of Minimally Invasive Surgery, Vita Batel Hospital, Curitiba, Brazil.
2. Jacques Perissat Institute of Minimally Invasive Surgery, Curitiba, Brazil.
3. Vita Batel Hospital, Curitiba, Brazil.
4. Biotechnology Division, Jacques Perissat Institute of Minimally Invasive Surgery, Positivo University of Curitiba, Curitiba, Brazil.