The director general of the International Labour Organization, Juan Somavia, notes that some countries have taken measures to address the effects of the global crisis.
The WHO director general said a premature relaxation could spark a dangerous resurgence of the disease, which has now killed more than a hundred thousand people globally.
The decision to limit how far Palestinians can go is based on security needs, says Yosef Kuperwasser, director general of the Israeli Ministry of Strategic Affairs.
The WHO assistant director general Keiji Fukuda said the disease had spread over a wide area he also said clear communication about the outbreak was vital.
The BBC chairman Chris Patten has said the corporation needs a thorough and a radical overhaul of its structure and management following the resignation of the director general.