A. Saurajen

Association of Autonomic Dysfunction and Mild Obstructive Sleep Apnea

B. Woodson, S. Jaradeh, Laura T Brusky, 2004, Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery.

Quality of life of patients with perennial allergic rhinitis: preliminary validation of the Rhinoconjunctivitis Quality of Life Questionnaire in Singapore.

H. Chng, K. Leong, J. Siow, 1999, Asian Pacific journal of allergy and immunology.

Why generic and disease‐specific quality‐of‐life instruments should be used together for the evaluation of patients with persistent allergic rhinitis

A. Earnest, H. Chng, K. Leong, 2005, Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology.