RT Journal Article SR Electronic T1 Black hairy tongue cured concurrently with respiratory infection JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 434 OP 435 DO 10.3949/ccjm.84a.16044 VO 84 IS 6 A1 Tous-Romero, Fátima A1 Burillo-Martínez, Sara A1 Prieto-Barrios, Marta A1 Maroñas-Jiménez, Lidia YR 2017 UL http://www.ccjm.org/content/84/6/434.abstract AB