Oral intake of Kluyveromyces marxianus B0399 plus lactobacillus rhamnosus CECT 30579 to mitigate symptoms in COVID-19 patients: A randomized open label clinical trial
Navarro-López et al., Medicine in Microecology, doi:10.1016/j.medmic.2022.100061
https://c19early.org/navarrolopez.html