Deligannu, Pravina, Zailina Hashim, Saliza Mohd Elias, and Ahmad Zaharin Aris. 2015. “Total Mercury (THg), Lead (Pb), Cadmium (Cd) and Arsenic (As) in Hair Samples: Method Validation and Quantification Among Women at Reproductive Age in Selangor”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 24 (4):332-47. https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/4749.