Open AccessReview Article
American Journal of Applied Mathematics and Statistics.
2020, 8(2), 58-63. DOI: 10.12691/ajams-8-2-4
Pub. Date: July 16, 2020Views: 859Downloads: 892Like: 0
American Journal of Infectious Diseases and Microbiology.
2015, 3(5), 141-143. DOI: 10.12691/ajidm-3-5-1
Pub. Date: November 16, 2015Views: 9421Downloads: 6680Like: 5