Abstract In this paper endpoint entropy Fefferman–Stein bounds for Calderón–Zygmund operators introduced by Rahm (J Math Anal Appl 504(1):Paper No. 125372, 2021) are extended to iterated Coifman–Rochberg–Weiss commutators.

This study was conducted to test the acute anti-diarrheal toxicity made from a combination of herbal extracts contain leaves guava (Psidium guajava), turmeric (Curcuma domestica), fruit mojokeling (Terminalia chebula) and pomegranate (Punica gratum) peel. In vivo carried out on female Swiss Webster mice at Toxicology Pharmacology Laboratory Institut Teknologi Bandung Pharmacy School. The five t...