TY - JOUR T1 - How well do face masks worn by children block the release of exhaled particles? JF - Saudi Medical Journal JO - Saudi Med J SP - 523 LP - 523 VL - 44 IS - 5 A2 - , Y1 - 2023/05/01 UR - http://smj.org.sa/content/44/5/523.abstract N2 - ER -