Study of urinary 2-{[2-(acetylamino-2-carboxyethyl]sulfanyl}butanedioic acid, a mercapturic acid of rats treated with maleic acid. - Luo, Yu-Syuan; Tsai, Hsin-Yun; Chen, Hsin-Chang; Wu, Charlene; Shen, Li-Ching; Chung, Wen-Sheng; Chiang, Su-Yin; Wu, Kuen-Yuh (Toxicology Letters, 2015)