L'Année Psychologique, 1898.
[170]Lancet, June 6, 1891. Edward Smith had pointed out many years earlier that scarlet fever is most fatal in periods of increasing vitality.
[171]Havelock Ellis, "The Bladder as a Dynamometer," American Journal of Dermatology, May, 1902.
[172]See, e.g., summary in Internationales Centrablatt für Anthropologie, 1902, Heft 4, p. 207.
[173]Summarized in Zeitschrift für Psychologie der Sinnesorgane, 1903, p. 135.
[174]Camerer found that from September to November is the period of greatest metabolic activity.
[175]Haig, Uric Acid, 6th edition, 1903, p. 33.