Prime Minister Manmohan Singh is scheduled to visit Mumbai on Friday to meet those injured in Tuesday's serial blasts and take stock of the security measures.

Dr Singh will arrive at 1:30 pm and drive to Sion Hospital in central Mumbai to meet the injured. From there, he would head to nearby KEM Hospital where some other injured are undergoing treatment, officials said.

The prime minister will meet state government officials at the airport to take stock of the situation and review security measures, the sources said, adding That Dr Singh would later address a press conference before proceeding to Delhi.