title: From the Editor-in-Chief.
authors.forename: Mark A
authors.initials: MA
authors.lastname: Williams
mesh_terms: D002170:Canada; D003146:Communications Media; D006331:Heart Diseases / Q000517:prevention & control / Q000534:rehabilitation; D006801:Humans; D008171:Lung Diseases / Q000517:prevention & control / Q000534:rehabilitation; D009862:Online Systems; D012693:Serial Publications / Q000639:trends*; D012955:Societies, Medical; D014481:United States