Ima Indirayani, Aida Kalok, Nik A. Nik Ismail, Shamsul Shah, Pei S. Lim, Nor A. Mohamed Ismail, Abdul G. Nur Azurah, Mohd Hashim Omar and Mohamad N. Shafiee.  (2018).  Sodium Pentosan Polysulfate Efficacy as Thromboprophylaxis Agent in High-Risk Women Following Gynecological Surgery.  - Journal of Obstetrics and Gynaecology Research.  1458-1465. 

Mohd Naim Mohd Yaakob, Nik Azuan Nik Ismail.  (2018).  Common iliac vein stunting for the treatment of chronic lower limb swelling due to preferential drainage of the lower limb vein into the pelvic arteriovenous malformation.  - Singapore Medical Journal.  . 

Nik Muhamad NA, Ganesan Murthi J, Nik Ismail NA.  (2015).  Effectiveness of ultrasound as a traige tool in ruling out fractures among non-critical emergency department patients.  - Medicine & Health.  103-111.