Ricin is in the news because this potentially potent poison was supposedly detected in a letter addressed to President Trump. For me, this brings back memories of my last visit to London when I...
I think the first medicine I ever heard of was 鈥淩icinus,鈥� a liquidy concoction with which my mother plied me when she suspected I was constipated. I can鈥檛 imagine why as a child I would have had...
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