title: Recruiting study participants through Facebook.
authors.forename: Lorenzo
authors.initials: L
authors.lastname: Richiardi
authors.forename: Emanuele
authors.initials: E
authors.lastname: Pivetta
authors.forename: Franco
authors.initials: F
authors.lastname: Merletti
mesh_terms: D000293:Adolescent; D000328:Adult; D000329:Advertising / Q000379:methods; D005260:Female; D006801:Humans; D008875:Middle Aged; D018579:Patient Selection; D061108:Social Media / Q000706:statistics & numerical data; D055815:Young Adult