By THOUSIF INC
Pictures of a burning car outside the hospital have been widely shared on social media.
Police officers at an address in Rutland Avenue
Specialist officers were seen on the street.
Police, fire and bomb disposal crews were at the scene of the blast, which remains cordoned off.
Raids have been carried out by armed police near Sefton Park and in the city's Kensington area.
Chief Constable Serena Kennedy said the police response would be ongoing "for some time."
The explosion happened at Liverpool Women's Hospital, while a significant police presence was seen at Sutcliffe Street and Rutland Avenue.
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