1. QCA 2007 The National Curriculum Programme of Study for Science
2. Feasibility of collecting buccal cell DNA by mail in a cohort study;Le;Cancer Epidemiol. Biomarkers Prev,2001
3. Collection of buccal cell DNA using treated cards;Harty;Cancer Epidemiol. Biomarkers Prev.,2000
4. A method for using serum or plasma as a source of DNA for HLA typing;Martin;Hum. Immunol,1992
5. A simple mouthwash method for obtaining genomic DNA in molecular epidemiological studies;Lum;Cancer Epidemiol. Biomarkers Prev,1998