Glucose Tolerance Test (GTT). GTT is an abbreviation for Glucose Tolerance Test, which is a measure of the amount of glucose present in the blood stream of a person at the time the test is taken. This test is usually done to check for glucose related problems like hyperglycemia or hypoglycemia in the patient.
Contemporary R&B, also known as simply R&B, is a music genre that combines elements of rhythm and blues, soul, funk, pop, hip hop and dance.
(June 2015). This is a list of rhythm and blues (R&B) music artists. This list includes artists who have either been very important to the genre or have had a considerable amount of exposure (such as in the case of one that has been on a major label, but not limited to such).June 2015). This is a list of rhythm and blues (R&B) music artists. This list includes artists who have either been very important to the genre or have had a considerable amount of exposure (such as in the case of one that has been on a major label, but not limited to such).