Sidestream phosphorus release enables DPAO-anammox synergy in single-sludge A2/O: Nutrient removal and P recovery from low-C/N municipal wastewater - Yang Zhao; Liang Zhang; Changle Li; Xiaoguang Liu; Jiayuan Deng; Hongxun Hou; Yongzhen Peng (Chemical Engineering Journal, 2026)