For citations:
Tupikina A.A., Plotnikova I.V., Kovalev I.A., Svintsova L.I., Dzhaffarova O.Yu., Yanulevich O.S., Krivoshchekov E.V. MODIFIED HARVARD STEP TEST FOR EXERCISE TOLERANCE STUDY IN HEALTHY CHILDREN. Siberian Journal of Clinical and Experimental Medicine. 2015;30(4):36-39. (In Russ.) https://doi.org/10.29001/2073-8552-2015-30-4-36-39