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Number of presumptive TB and confirmed TB cases in Tombo Health Centre, Sierra Leone. While a stable trend in TB diagnosis during the first months of 2018, 2019 and 2020 was observed (a), a significant drop was reported in April 2020 (b), after lockdown was declared by the government. * Proportion of TB cases over the total patients enrolled as “presumptive TB patients” coming to the outpatient TB unit of Tombo, Western Rural Area, Sierra Leone.
