Source:http://linkedlifedata.com/resource/umls/id/C0038818
MSH: Chemical or physical agents that protect the skin from sunburn and erythema by absorbing or blocking ultraviolet radiation.,CSP: substance applied to the skin to protect it from the effects of sunlight; sunscreens act by absorbing ultraviolet radiation or by reflecting the incident light.,NCI: A substance that helps protect the skin from the sun's harmful rays. Sunscreens reflect, absorb, and scatter both ultraviolet A and B radiation to provide protection against both types of radiation. Using lotions, creams, or gels that contain sunscreens can help protect the skin from premature aging and damage that may lead to skin cancer.