Comparative analysis of phenolic, flavonoid contents and biological activities of stingless bee propolis for pharmaceutical applicationsBenjawan Ninwong, Paweena Porrawatkul, Naengnoi Sangsane, Prawit Nuengmatcha, Arnannit Kuyyogsuy, Yanisa Thepchuay, Montakarn Thongsom, Wuttichai Roschat, Suresh Sagadevan and Rungnapa PimsenEur. Phys. J. Spec. Top., (2026) 1-15DOI: https://doi.org/10.1140/epjs/s11734-026-02171-8