farah diyana ariffin, aminah abdullah, chan kok meng, shahrul hisham zainal ariffin and mazrura sahani.  (2014).  cytotoxic effect of red seaweeds kappaphycus alvarezii and kappaphycus striatum on hepatocarcinoma hepg2 cell line.  - advances in environmental biology.  79 - 84. 

anuar ithnin, mohd safri abd rahman, normah awang, nurhudayanti mohd yusuf, ridzuan abdullah, farah diyana ariffin.  (2013).  study on air quality in school which is located near the former landfill site and its influences on students respiratory health.  - middle-east journal of research.  371-374. 

anuar ithnin, normah awang, a.w. nur aimie, a.r. shamrul aizam, farah diyana ariffin.  (2012).  studies of health effect among the taman wahyu ii building, kuala lumpur residents at the former landifill.  - middle-east journal of scientific research.  11(11): 1524-1529, 2012.