One patient who tested negative later became symptomatic postpartum and tested positive three days after the initial negative test.
Mgonjwa mmoja ambaye alikuwa amepimwa na matokeo yalikuwa hasi baadaye alionyesha dalili baada ya kujifungua na matokeo ya vipimo yalikuwa chanya siku tatu baada ya matokeo hasi ya kwanza.