| http://www.w3.org/ns/prov#value | - The tongue appears yellow, brown or even black and the color is mainly due to the use of tobacco or medicines, or it may be due to the microorganisms in the oral cavity read more Lyme DiseaseBy: Lyme disease | Health & FitnessLyme disease was first recognized in 1975 in a town, named old Lyme in Connecticut.
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