PDF) Age group performances in 100 km and 100 miles ultra

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Influence of a 100-mile ultramarathon on heart rate and heart rate variability

100 Mile Training Plan - Compete (Advanced)

Age-related changes in ultra-triathlon performances, Extreme Physiology & Medicine

G2G Race - Grand to Grand Ultra

PDF) Ultramarathon Runners: Nature or Nurture?

IJERPH, Free Full-Text

Elderly female ultra-marathoners reduced the gap to male ultra-marathoners in Swiss running races

Applied Sciences, Free Full-Text

Frontiers World Single Age Records in Running From 5 km to Marathon