Should You Go to the Emergency Room After a Mild Head Injury?, University Hospitals

Though not every bump on the head requires emergency medical attention, you should always seek medical care if you experience concussion symptoms following an impact to the head.

Toddler Head Injuries and Signs of Concussion

Concussion Protocol Guide: What Are the Steps?

How many concussions is too many? Neurologists answer your questions. - The Washington Post

When chest pain strikes: What to expect at the emergency room

Head Injury: What to Do if Your Child Loses Consciousness

Survey of CT use in minor head injury, sample survey form. EPs

Concussion Guidance

Can You Sleep After You Hit Your Head or Get a Concussion?

Traumatic Brain Injury Long-Term Effects, Symptoms, and Treatment

A Neurosurgeon's Guide to Sports-related Head Injury