D. J. Carpenter, “St. John’s Wort and S-Adenosyl Methionine as ‘Natural’ Alternatives to Conventional Antidepressants in the Era of the Suicidality Boxed Warning: What Is the Evidence for Clinically Relevant Benefit?” Alternative Medicine Review 16, no. 1 (March 2011): 17–39; G. I. Papkostas et al., “S-Adenosyl Methionine (SAMe) Augmentation of Serotonin Reuptake Inhibitors for Antidepressant Nonresponders with Major Depressive Disorder: A Double-Blind, Randomized Clinical Trial,” American Journal of Psychiatry 167, no. 8 (August 2010): 942–8, doi: 10.1176/appi.ajp.2009.09081198; J. Sarris et al., “S‐Adenosyl Methionine (SAMe) versus Escitalopram and Placebo in Major Depression RCT: Efficacy and Effects of Histamine and Carnitine as Moderators of Response,” Journal of Affective Disorders 164 (August 2014): 76–81, doi: 10.1016/j.jad.2014.03.041.
