The previous page is sending you to https://www.semanticscholar.org/paper/John-Donne%2C-Spanish-Doctors-and-the-epidemic-fleas-V%C3%A1zquez-Espinosa-Lagan%C3%A2/1de92d4e31c0172c52af54e82c976edc51f9004e.

 If you do not want to visit that page, you can return to the previous page.