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Sputum smear and Gene-Xpert negative pulmonary tuberculosis..:

Yvonne Ayerki Nartey ; Rosemary Kuenyefu Awindaogo ; Ama Gyadua Boadu...
https://www.clinical-medicine.panafrican-med-journal.com/content/article/3/164/pdf/164.pdf.  , 2020