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Sinus Tachycardia: Difference between revisions
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<biblio> | <biblio> | ||
#Surawicz isbn=9780721686974 | #Surawicz isbn=9780721686974 | ||
#Robergs Robergs and Landwehr. The Surprising History of the “HRmax=220-age” Equation. Journal of Exercise Physiology | |||
online. 2 May 2002 | |||
</biblio> | </biblio> | ||