Comparison of the actual P2 and A2 lengths, coaptation lengths and depths, papillary muscle tethering lengths, and mitral annular diameters between normal controls and sex- and age-matched patients with PE younger than 16 years.

Comparison of the actual P2 and A2 lengths, coaptation lengths and depths, papillary muscle tethering lengths, and mitral annular diameters between normal controls and sex- and age-matched patients with PE younger than 16 years.