nurqamarina azimah bt azlan, nur ain fadzillah binti rusli, mazlyfarina binti mohamad, khadijah binti mohamad nassir, norhafidzah binti mohamed sharif.  (2022).  a preliminary study: chatbot development as a virtual personal assistant for mobile learning in diagnostic imaging course.  - physics and technology in medicine.  14-22. 

nor najwatul akmal ab rahman, devinder kaur ajit singh, norhafidzah mohamed sharif, radhika sridharan, raymond lee.  (2019).  quantification of diaphragm and intercostal muscle thickness among older adults using ultrasound imaging. a reliability study.  - malaysian journal of industrial technology.  69-74. 

devinder kaur ajit singh, lim ai yin, deepashini harithasan, nor najwatul akmal ab rahman, norhafidzah mohamed sharif & bala s. rajaratnam.  (2018).  gender differences in spinal morphological attributes among young adults: a preliminary study.  - jurnal sains kesihatan malaysia.  . 

abubakar nattabi h, yahya n, ahmad r, mohamed sharif n, mohamad m, yussof an, mohd zaki f.  (2017).  is diagnostic performance of quantitative 2d-shear wave elastography optimal for clinical classification of benign and malignant thyroid nodules? a systematic review and meta-analysis?.  - medical journal of malaysia.  22. 

abubakar nattabi h, yahya n, ahmad r, mohamad m, yussof an, mohamed sharif n, mohd zaki f.  (2017).  factors impacting the performance and heterogeneity of studies assessing the reliability of 2- dimensional shear wave elastography for thyroid malignancy diagnosis.  - medical journal of malaysia.  15. 

nor najwatul akmal ab rahman, devinder kaur ajit singh, norhafidzah mohamed sharif, radhika sridharan, raymond lee.  (2016).  quantification of diaphragm and intercostal muscle thickness using ultrasound imaging. a reliability study.  - international research conference & innovation exhibition (ircie 2016).  . 

nor najwatul akmal ab rahman, devinder kaur ajit singh, norhafidzah mohamed sharif, radhika sridharan, raymond lee.  (2013).  method and intra-rater reliability of intercostal muscle thickness measurements using ultrasound imaging.  - i-sihat.  . 

nor najwatul akmal ab rahman, devinder kaur ajit singh, norhafidzah mohamed sharif, radhika sridharan and raymond lee.  (2012).  quantification of diaphragm muscle thickness using ultrasound imaging: a preliminary study.  - international convention on rehabilitation engineering & assistive technology, 24-26 july 2012, singapura..  .