1. Excitation–contraction coupling and cardiac contractile force;Bers,1991
2. Physiology of the heart, 2nd ed;Katz,1992
3. Anderson PAW. The heart and development. Semin Perinatol 1996;482–509.
4. Physiologic development of the cardiovascular system in the fetus;Teitel,1998
5. Developmental changes in myocardial inotropic responsiveness;Artman,1994