title: Keys to preventing ladder falls.
authors.forename: David
authors.initials: D
authors.lastname: Francis
mesh_terms: D000056:Accident Prevention / Q000379:methods*; D000058:Accidental Falls / Q000517:prevention & control*; D000062:Accidents, Occupational / Q000517:prevention & control*; D000531:Altitude; D003252:Construction Materials; D006801:Humans; D012307:Risk Factors