Hong J, Novick D, Montgomery W, Aguado J, Dueñas H, Peng X, Haro JM. Should unexplained painful physical symptoms be considered within the spectrum of depressive symptoms? Clin Pract Epidemiol Ment Health. 2015 Mar 31;11:130-9. doi: 10.2174/1745017901511010130
Grieger KD, Sayes C, Hendron CO, Rothrock G, Mansfield C, Jayanty RKM, Ensor D. Finding the key to responsible nanomaterial development. Ehs Today: The Magazine For Environment, Health And Safety Leaders. 2013 Dec 6.