Robuta

https://pmc.ncbi.nlm.nih.gov/articles/PMC8411947/ Negative Effect of High-Level Infrasound on Human Myocardial Contractility: In-Vitro Controlled... Human exposure to infrasound is increasing due to man-made factors, such as occupational conditions, wind farms and transportation. The concern among the... high levelmyocardial contractilityin vitronegativeeffect https://njmr.in/index.php/file/article/view/640/568 View of EFFECT OF ALOE VERA GEL ON RAT MYOCARDIAL CONTRACTILITY, CHRONOTROPY AND CORONARY FLOW IN... aloe veramyocardial contractilityvieweffectgel