Lythall, D A Relationship between myocardial collagen and echo amplitude in non-fibrotic hearts. [electronic resource] - European heart journal Mar 1993 - 344-50 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0195-668X Standard No.: 10.1093/eurheartj/14.3.344 doi Subjects--Topical Terms: AdultCollagen--analysisEchocardiographyFemaleHeart Transplantation--diagnostic imagingHumansHydroxyproline--analysisLeucine--analysisMaleMiddle AgedMyocardium--chemistry