This is a review written by Alan L. Hart of a book call Help Yourself Get Well by Marjorie McDonald published in 1951. As I do not know the copyright status of this review, I am not including the entire article, but this link the the American Journal of Public Health page will give you the entire article.
Alan L. Hart “Help Yourself Get Well”, American Journal of Public Health 41, no. 12 (December 1, 1951): pp. 1532-1533.