But because malaria kills more than a million people a year, 700,000 of them children, even partial protection would be a public health victory.
Long ago he had taken to putting dry grass in his moccasins as a partial protection.
Officials have said the vaccine should still provide at least partial protection, but that is not known for sure.
But other participants said that many people did not understand the concept of partial protection.
A rocky outcrop at the foot of the mountain provided partial protection from a direct hit.
An attack of cholera can confer partial protection against future attacks.
Even though she kept to the side of the road under the partial protection of the trees, the going was brutal.
In all other respects it is the only interest that needs no partial protection.
They may also offer only partial protection for this strain of flu.
But it clearly supplied its bearer with only partial protection.