"Bodies would start piling up" if more people do not get vaccinated, a senior doctor has warned.
Dr George Gardiner said "they would have been piling up already without the vaccine".
"We are now facing winter pressures, Respiratory Syncytial Virus for children, the next wave of flu and Covid. We cannot do all," he added.
BBC News NI was given exclusive access inside Belfast City Hospital's Intensive Care Unit (ICU).
