Understanding gaps in guideline-recommended adult congenital heart disease care: Data from 12 US health care centers.

Bayne J, Duan R, Rudov L, Mehta R, Phillippi R, Roeder M, Saraf S, Jackson JL, Lewis M, Saidi A, Kanter R, Sandhu S, Young T, Jacobsen R, Ruckdeschel E, Lubert A, Singh H, Zaidi A, Halpern DG, Leezer S, John AS, Carton T, Agarwal A