Rajouri, Jun 29: Authorities have sought an urgent explanation from a block medical officer (BMO) over the circulation of an allegedly unauthorised and misleading pamphlet bearing the slogan "Polio Free Pakistan." The order was issued by the Rajouri chief medical officer (CMO), seeking an urgent explanation from the Kandi officer within a day. In an official communication, the CMO said an advertisement related to the Intensified Pulse Polio Immu…