TY - JOUR AU - Venturini, Elio AU - Giallauria, Francesco PY - 2022 M3 - Opinion TI - Factors Influencing Running Performance During a Marathon: Breaking the 2-h Barrier JO - Frontiers in Cardiovascular Medicine UR - https://www.frontiersin.org/articles/10.3389/fcvm.2022.856875 VL - 9 SN - 2297-055X ER -