The 50 rebels are due to be flown from the rebel-held capital Sanaa for treatment in Oman later on Monday.

UN-sponsored talks between the rebels and the Saudi-backed government are expected to start in the coming days.

The war has caused the world's worst humanitarian crisis in recent times.

In nearly four years of conflict in Yemen, thousands of people have been killed in fighting and millions have been pushed to the brink of starvation.

(BBC News)