title: Measuring pain at baseline and over time.
authors.affiliation: Department of Emergency Medicine, University of Pittsburgh Medical Center, Pennsylvania, USA.
authors.forename: J
authors.initials: J
authors.lastname: Menegazzi
mesh_terms: D000208:Acute Disease; D000367:Age Factors; D002908:Chronic Disease; D004635:Emergency Medicine; D006801:Humans; D010146:Pain / Q000175:diagnosis*; D010147:Pain Measurement; D015203:Reproducibility of Results; D012107:Research Design; D013997:Time Factors