an Entity references as follows:
The American Journal of Medicine is a peer-reviewed medical journal and the official journal of the . It was established in 1946. The journal is published monthly by Elsevier under its Excerpta Medica imprint. It is also known as "the green journal". Joseph S. Alpert (University of Arizona College of Medicine) became editor-in-chief of the journal in 2004. At that time, the editorial office moved to Tucson, Arizona.