title: Journal club: Use of leukocyte count and differential in the evaluation of abdominal pain.
mesh_terms: D000005:Abdomen; D000208:Acute Disease; D000368:Aged; D001064:Appendicitis / Q000097:blood / Q000175:diagnosis; D002648:Child; D003937:Diagnosis, Differential; D004636:Emergency Service, Hospital; D006801:Humans; D007223:Infant; D007958:Leukocyte Count; D009504:Neutrophils; D010146:Pain / Q000097:blood / Q000175:diagnosis*