title: Ebb and flow: murmurings that are more than sweet nothings.
authors.affiliation: Enfield Pediatric Associates, Enfield, Connecticut, USA.
authors.forename: Brian T
authors.initials: BT
authors.lastname: Maurer
mesh_terms: D002675:Child, Preschool; D004200:Diseases in Twins; D004374:Ductus Arteriosus, Patent / Q000150:complications / Q000175:diagnosis*; D005260:Female; D006337:Heart Murmurs / Q000209:etiology; D006801:Humans