Her research interests are in transcultural nursing, development, translation, and psychometric evaluation of research instruments, cancer symptom management, caregiving, and psychoeducational interventions. She has obtained over $2 million in research grants and worked closely with the multidisciplinary research team. She has published 120 journal articles, books, and book chapters as well as had been invited as a keynote or plenary speaker at a number of international conferences. She also is a peer reviewer of 18 international medical and nursing refereed journals, an International Editorial Board member of Research in Nursing and Health, European Journal of Health, Journal of Health, Exercise and Recreation, Advances in Nursing, Nursing Practice Today, NursingPlus Open, and Associate Editor of Journal of the European Journal of Oncology Nursing and Journal Transcultural Nursing. She is also a Board member of the World Federation of Critical Care Board and invited panel referee for external research grants for SingHealth Foundations and Health and Medical Research Fund, Food and Health Bureau, Hong Kong, and Australian National Health Medical and Research Council.