title: [Out-patient instrumental diagnostic procedures: ECG, echo, impedancemetry, spirometry: useful, useless, impossible?].
authors.affiliation: Pediatra di famiglia, Pediatria di Gruppo, Imola, Italy.
authors.forename: L
authors.initials: L
authors.lastname: Reggiani
mesh_terms: D000553:Ambulatory Care; D002307:Cardiography, Impedance / Q000706:statistics & numerical data*; D002648:Child; D003948:Diagnostic Techniques, Respiratory System; D004562:Electrocardiography / Q000706:statistics & numerical data*; D006801:Humans; D012140:Respiratory Tract Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D013147:Spirometry / Q000706:statistics & numerical data*; D014463:Ultrasonography