Dissertations On Malaria, Contagion, And Cholera : Kessinger Publishing : 9781164622550 : 1164622552 : 10 Sep 2010 : ""Dissertations On Malaria, Contagion, And Cholera: Explaining The Principles Which Regulate Endemic, Epidemic, And Contagious Diseases"" is a book written by William Aiton and published in 1832. The book is a collection of three dissertations that explore the principles that govern the spread of endemic, epidemic, and contagious diseases. The first dissertation focuses on malaria, a disease that was prevalent in many parts of the world at the time. Aiton discusses the causes of malaria, including the role of mosquitoes in transmitting the disease. He also explores the different methods of prevention and treatment that were used at the time.The second dissertation focuses on contagion, which was a topic of much debate in the early 19th century. Aiton explores the different theories of contagion and discusses the principles that regulate the spread of contagious diseases.