High prevalence of CXCR4 usage among treatment-naive CRF01_AE and CRF51_01B-infected HIV-1 subjects in Singapore
Kah Ying Ng, Kuan Kiat Chew, Palvinder Kaur, Joe Yap Kwan, Wei Xin Khong, Li Lin, Arlene Chua, Mei Ting Tan, Thomas C Quinn, Oliver Laeyendecker, Yee Sin Leo and Oon Tek Ng*