Pawitan, J.A., Tanzil, R. and Susilowati, R.W. 1998. A simple method in preparing peripheral blood smear rich in mononuclear leucocytes with abundant cytoplasm for micronucleus test. Medical Journal of Indonesia. 7, 4 (Oct. 1998), 187–92. DOI:https://doi.org/10.13181/mji.v7i4.742.