. . . . . . . . . . . . "John Ring (1752\u20131821) was an English surgeon, vaccination activist, and man of letters."@en . . . . . . . "Ring, John"@en . . . . . . . . . "John Ring (surgeon)"@en . . . . . . . . . . . . "John Ring (1752\u20131821) was an English surgeon, vaccination activist, and man of letters."@en . . . . . . . . . . "48"^^ . . . . . . . . . . . . . . . . . . . . . . . . "3680"^^ . . . . "1076749411"^^ . . . . . . . . "41671563"^^ . . . . . . . .