# Athletic Differences in the Characteristics of the Photoplethysmographic Pulse Shape: Effect of Maximal Oxygen Uptake and Maximal Muscular Voluntary Contraction

> Research article (BioMed Research International, 2015) · cited 19× · AI/ML

**Wikidata**: [openalex:W2042054965](https://www.wikidata.org/wiki/openalex:W2042054965)  
**Source**: https://4ort.xyz/entity/athletic-differences-in-the-characteristics-of-the-photoplethysmographic-pulse-shape-effect-of-maximal-oxygen-uptake-and