RAMPURHAT, Feb. 1: The Pulse Polio Immunisation Programme (PPIP) has come to a halt in the villages of Ambha and Kushmore, in Birbhum's Rampurhat II and Muraroi II block areas respectively. The villagers have boycotted the programme in order to prompt developments ~ Ambha is demanding immediate electrification, while Kushmore is pushing for the construction of roads.