Entamoeba histolytica acetyl-CoA synthetase: biomarker of acute amoebic liver abscess per Lim, Boon Huat, Alfonso, Olivos Garcia, Tan, Zi Ning, Wong, Weng Kin, Noordin, Rahmah, Anaqi Azham, Siti Shafiqah, Lee, Zhi Jie, Guee, Cher Ching, Foo, Phiaw Chong, Pim, Chau Dam