Procainamide infusion in the evaluation of unexplained cardiac arrest: From the Cardiac Arrest Survivors with Preserved Ejection Fraction Registry (CASPER)

Riyaz Somani, Andrew D. Krahn, Jeffrey S. Healey, Vijay S. Chauhan, David H. Birnie, Jean Champagne, Shubhayan Sanatani, Paul Angaran, Robert M. Gow, Santabhanu Chakrabarti, Brenda Gerull, Raymond Yee, Allan C. Skanes, Lorne J. Gula, Peter Leong-Sit, George J. Klein, Michael H. Gollob, Mario Talajic, Martin Gardner, Christopher S. Simpson