IYSA Medical Waiver
https://illinoisyouthsoccer.demosphere-secure.com/_files/forms/iysa-forms-amp-policies/MedicalRelease.pdf
IWSL Waiver (Girls Teams Only)
https://www.iwsl.com/REGF19/PLAYERREGISTRATION19.pdf
YSSL Waiver (Boys Teams Only)
https://yssl.org/myfiles/YSSL%20Player%20Registration%20form%20F19-S20.pdf
Concussion Fact Sheet
https://www.cdc.gov/headsup/pdfs/schools/tbi_factsheets_parents-508-a.pdf