18
Participants
Start Date
January 1, 2021
Primary Completion Date
March 31, 2021
Study Completion Date
June 30, 2021
Surgical mask
Use of a surgical mask during test
Polyester reusable mask
Use of a polyester reusable mask during test
Fundación Valle del Lili, Santiago de Cali
Fundacion Clinica Valle del Lili
OTHER