claim: Azithromycin is not sold under many trade names worldwide.
evidence: Vernier may refer to  :. Vernier , Switzerland. Vernier -LRB- surname -RRB-. Pierre Vernier , French mathematician and inventor of the Vernier scale. Pierre Vernier. Pierre Vernier. Vernier scale. Vernier scale. Vernier scale , a secondary measuring device. Vernier scale. Vernier scale. Vernier thruster , a secondary control mechanism on spacecraft. Vernier thruster. Vernier thruster. Vernier throttle , a secondary control mechanism on aircraft. Vernier throttle. Vernier throttle. Vernier Software & Technology , an educational technology supplier. Vernier Software & Technology. Vernier Software & Technology. Vernier acuity , a type of visual acuity. Vernier acuity. Vernier acuity