Each lead law enforcement agency investigating an incident shall report to the State Department of Health Services any information obtained that reasonably supports the conclusion that: (a) A child 18 years of age or younger suffered an unintentional or self-inflicted gunshot wound inflicted by a firearm that was sold or transferred in this state, or manufactured in this state. (b) Whether as a result of that incident the child died, suffered serious injury, or was treated for an injury by a medical professional.