Hoai Anh, Thieu, & Le Thi Luan.
" ưsing improved Non Ri -Maprec assay to detect virulence mutations in poliomyelitis Vaccine viruses: advantages over  rctA0 test." <em>VNU Journal of Science: Natural Sciences and Technology</em> [Online], 23.3 (2007): n. pag. Web. 31 Dec. 2024