Bowton DL, Scuderi PE, Haponik EF. (1994), The incidence and effect on outcome of hypoxemia in hospitalized medical patients. Am J Med.;97:38–46.
Bierman MI, Stein KL, Snyder JV. (1992), Pulse oximetry in postoperative care of cardiac surgical patients: a randomized controlled trial. Chest;102:1367–1370.
Gaeini, Abbas Ali., Zafari, Ardeshir (2005), Comparing effect of three methods of come back to initial condition( mild swim, sitting, massage) on heart beat rate and lactate blood of young swimmers:21-29
MacDonald J, MacDougall J, Hogben C (1999), The effects of exercise intensity on post exercise hypotension. J Hum Hypertens 13: 527 531.
Moller JT, Svennild I, Johannessen NW (1993) Perioperative monitoring with pulse oximetry and late postoperative cognitive dysfunction. Br J Anaesth. 71:340–347.
Mower WR, Sachs C, Nicklin EL, (1995), Effect of routine emergency department triage pulse oximetry screening on medical management108:1297–1302.
Ramzani, Alireza, Nikbakht, Hojatallah., Amir Tash, Ali Mohammad, (2003), effect of active recovery and inactive recovery methods on lactic acid of blood and hear beat rate after intensity activity in swimmers, Olympic journal.
Ramezani Pour, Mohammad Reza., Rashid, Amir., Hassari, Mohsen, (2010), Comparing effect of three methods of come back to initial condition( mild swim, sitting, massage) on heart beat rate and lactate blood of young swimmers, Journal of Environmental Science & Motion, Number 4: 37-46
Rashidi, Mohammad, Rashidi Pour, Ali, Ghorbani, Raheb, (2010), investigate effect of active recovery and inactive recovery on amount of lactic acid of blood in male athletes after intensity activities, Medical science journal of Semnan University, Fourth volume:34-46,
Roe PG, Jones JG (1993), Causes of oxyhaemoglobin saturation instability in the postoperative period. Br J Anaesth71:481–487.
Jubran A. Pulse oximetry. Tobin MJ, (1998), Principles and Practice of Intensive Care Monitoring. New York: McGraw Hill, Inc261–287.
Wilmer, Jack H and Castil, David L (2006), Sport Physiology and sport activity, Mobtakern Publishing.