Wijayanti, Dini Prastyo, et al. “INCREASING YOUTH KNOWLEDGE IN HANDLING SYNCOPE CASES IN STUDENTS OF THE SENIOR HIGH SCHOOL OF MUHAMMADIYAH 3 SIDOARJO, TULANGAN SUB-DISTRICT, SIDOARJO DISTRICT”. Community Service Journal of Indonesia, vol. 1, no. 1, May 2019, pp. 8-10, doi:10.36720/csji.v1i1.66.