Cai, T., Cocci, A., Tiscione, D., Puglisi, M., Di Maida, F., Malossini, G., Verze, P., Palmieri, A., Mirone, V., & Bjerklund Johansen, T. E. (2018). L-Methionine associated with Hibiscus sabdariffa and Boswellia serrata extracts are not inferior to antibiotic treatment for symptoms relief in patients affected by recurrent uncomplicated urinary tract infections: Focus on antibiotic-sparing approach. Archivio Italiano Di Urologia E Andrologia, 90(2), 97–100. https://doi.org/10.4081/aiua.2018.2.97