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@iron_rx Heliotherapy Interesting that the incandescent light bulb 1880's. More indoors/less outdoors/factories/sanitation...results: #tuberculosis #pneumonia #ricketts #bacterialinfections #Ultraviolet https://t.co/l2KG7AbFCX
@iron_rx Heliotherapy Interesting that the incandescent light bulb 1880's. More indoors/less outdoors/factories/sanitation...results: #tuberculosis #pneumonia #ricketts #bacterialinfections #Ultraviolet https://t.co/l2KG7AbFCX