Limitations of endogenous denitrification in low carbon-to-nitrogen wastewater treatment: Insights into carbon allocation imbalance and metabolic adaptation - Xingrong Yao; Yuhan Zhu; Peng Gao; Tingting Liu; Xin Zhang; Wanqi Liu; Jun Li; Dongyue Li; Yihui Zhang; Zehao Zhang (Bioresource Technology, 2026)