[80] An Appeal to the Public on Vaccination. By John Birch.
[81] Dr. Adams in Medical Journal, 1810, p. 31. Dr. Gregory in his treatise on Eruptive Fevers, 1843, cites and endorses this argument.
[82] Article, “Vital Statistics: Epidemics,” in M‘Culloch’s Statistical Account of the British Empire.
[83] Domestic Medicine. Chap. lvi. Concerning the Diet of the Common People.
[84] Baron’s Life of Jenner, vol. ii. pp. 348 and 410.