[22] British Medical Journal, April 12th, 1879.
[23] Philadelphia Med. and Surg. Reporter, Oct. 18th, 1879.
[24] Med. Times and Gazette, Jan. 4th, 1868, p. 8.
[25] Medical Times and Gazette, Jan. 11th, 1868, p. 53.
[26] “The Hypodermic Method,” Philadelphia, 1879, p. 32.
[27] Edin. Med. Journal, Dec. 1876. Practitioner, 1877, p. 132.
[28] Practitioner, July, 1871, p. 25.
[29] Medical Times and Gazette, June 14th, 1865, p. 42.
[30] Italics mine.
[31] E. P. Wilson, “St. George’s Hospital Reports,” 1869.