Lem, L. K. (2012). A comparison of quantiferon-TB gold in-tube test and tuberculin skin test in the diagnosis of latent tuberculosis infection for patients undergoing regular haemodialysis. Faculty of Medicine, Universiti Kebangsaan Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lem, Li Khen. A Comparison of Quantiferon-TB Gold In-tube Test and Tuberculin Skin Test in the Diagnosis of Latent Tuberculosis Infection for Patients Undergoing Regular Haemodialysis. Kuala Lumpur: Faculty of Medicine, Universiti Kebangsaan Malaysia, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Lem, Li Khen. A Comparison of Quantiferon-TB Gold In-tube Test and Tuberculin Skin Test in the Diagnosis of Latent Tuberculosis Infection for Patients Undergoing Regular Haemodialysis. Faculty of Medicine, Universiti Kebangsaan Malaysia, 2012.