Some 70 people were killed in an attack on the only functional hospital in the besieged city of El Fasher in Sudan, the chief of the World Health Organization said Sunday, part of a series of attacks coming as the African nation's civil war escalated in recent days.

Fasher, a besieged town in western Sudan, has killed 70 people and wounded 19 others, the World Health Organisation chief said on Sunday

Earlier, at least 18 civilians were killed and five others injured in an attack by the paramilitary RSF on a village in North Darfur State in western Sudan, a government official said.

The head of the World Health Organization called on Saturday for an end to attacks on healthcare workers and facilities in Sudan after a drone attack on a hospital in Sudan's North Darfur region killed more than 70 people and wounded dozens.

A drone strike carried out by the Rapid Support Forces (RSF) paramilitary group on the Saudi Hospital in El Fasher, North Darfur, has left more than 70 people dead, including women and children, according to Darfur Governor Arcua Minnawi.

At least 68 people have been killed and 19 injured in a shelling attack by Sudan's paramilitary RSF on a hospital in El Fasher, according to an NGO.