Northern Gaza left without functional hospital due to lack of fuel, power, and medical supplies; Al-Ahli Hospital is minimally functional, treating patients but not admitting new ones; Only 9 out of 36 health facilities in Gaza are partially functional; Northern Gaza has 3 other minimally functioning health facilities sheltering displaced people; Patients at Al-Ahli Hospital face risk of post-operation infection due to lack of antibiotics and drugs; WHO calls for humanitarian ceasefire to reinforce and restock remaining health facilities and stop the bloodshed and death.