Among other things, he explored the concept of nuclear winter, won a Nobel for his role in helping understand atmospheric ozone depletion, and coined the term Anthropocene.

http://tlcampus.instructure.com/eportfolios/1917/Halovol_5_Mg_Kidney_Disease
http://midwifery.instructure.com/eportfolios/800/Testoviron_Depot_125_Mg_Rx

縺ゅ縺 メッセージ
It means you insert a comma and an ampersand before the final author.