title: Happy happy clappy clappy--everyone's smiling on planet DHR.
authors.forename: Chris
authors.initials: C
authors.lastname: Cottingham
mesh_terms: D006801:Humans; D033181:Information Dissemination / Q000379:methods*; D009520:New Zealand; D010174:Pamphlets; D012956:Societies, Nursing / Q000639:trends*; D014925:Wit and Humor as Topic