An overview of the initial data collection for the WSSSP in Vientiane Province. Posted 20/02/202020/02/2020 mo There were 204 household surveyed in Madh district and Vangvieng district, Vientiane province from 04-12 February 2020.Vangvieng field survey includes:8 FGD (Focus Group Discussion)13 KII (Key Information Interview)