Health workers' union - Nehawu is expected to commence a strike over pay at the National Health Laboratories Service.
The union is also making use of the action to defend members against COVID-19.
Workers said they have no other choice than to shut down tools after failing to reach a resolution with management.
They also mentioned that they haven't received increases for 2020.
Nehawu made it known that it is disheartening for them because of the sector's responsibility for COVID-19 testing.
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