Table 3. Distribution of the Studied Participants According to knowledge and sources of PESs:

From

Prevalence of Using Performance-enhancing Substances among Gym Users in Makkah, Saudi Arabia

Ahmad Alabbasi, Khalid Abdullah Almasaodi

American Journal of Medical Sciences and Medicine. 2021, 9(1), 17-25 doi:10.12691/ajmsm-9-1-4