Novel estimation of African swine fever transmission parameters within smallholder villages in Lao P.D.R by Matsumoto, N, Ward, MP, Halasa, T, Schemann, K, Khounsy, S, Douangngeun, B, Thepagna, W, Phommachanh, P, Siengsanan-Lamont, J, Young, JR, Toribio, JLML, Bush, RD, Blacksell, SD