Nigeria, April 3 -- The World Health Organisation (WHO) and the United Nations Development Programme (UNDP) have raised serious concerns over repeated attacks on health facilities in Tehran, warning that escalating conflict in the region is threatening the delivery of essential medical services.

In a statement posted on X on Thursday, WHO Director-General Tedros Ghebreyesus highlighted the impact of the strikes on hospitals, research centres, and pharmaceutical facilities.

Among the facilities affected is the Pasteur Institute, one of Iran's oldest and most significant medical research centres.

Established in 1920, the Institute has operated for over a century across multiple areas of medical research and emergency response, and two of...