11 Nov 2020

Covid-19: Unanswered questions remain about vaccine

From Morning Report, 8:22 am on 11 November 2020

New Zealand is one of only a handful of countries with prior arrangement to get the Pfizer Covid-19 vaccine which has just been found to be 90 percent effective in trials.

Many questions remain to be answered - including how long the vaccine lasts.

Graham Le Gros is director of Wellington's Malaghan Institute.

He speaks to Susie Ferguson.