Ultrastructural study of the myocardium using cardioplegic crystalloid solution with and without procaine in patients undergoing aortic valve replacement

Luiz Henrique Dussin^I; Leandro de Moura^II; Marcelo Curcio GIB^II; Eduardo Keller Saadi^III; Gilberto Venossi Barbosa^IV; Orlando Carlos Belmonte Wender^V

DOI: 10.1590/S0102-76382008000300017 Publish in: August 2 2025