chemical burns involving 90% or more of the body surface, with under 10% third degree (or unspecified)
chemical burns involving 90% or more of the body surface, with under 10% third degree (or unspecified)
chemical burns involving 90% or more of the body surface, with under 10% third degree (or unspecified)
chemical burns involving 90% or more of the body surface, with under 10% third degree (or unspecified)