2.2. Study Setting
obesity
OBESITY, BLOOD
This study was conducted at the Faculty of Medical Sciences of Santa Casa de São Paulo, Brazil between January and December of 2019. The doctors and surgeons of the hospital’s obesity surgery department performed all surgical procedures. Blood samples were collected at Hospital da Irmandade da Santa Casa de Misericórdia de São Paulo and the Immunology Laboratory of the Federal University of São Paulo, São José dos Campos.