What does GTT. stand for?

What does GTT. mean?

GTT	General Agreement on Tariffs and Trades Business » Accounting
GTT	glucose tolerance test Governmental » FDA
gtt	drops Governmental » FDA
GTT	Glucose Tolerance Test Medical » Laboratory
GTT	glucose tolerance test Medical
GTT	Government Technical testing Governmental » Military
GTT	Global Title Translation Computing » Networking
GTT	Glucose Tolerance Test Medical » Physiology
gtt	Gutta (drops) Medical » Prescription
GTT	Grand Terrace Toastmasters Miscellaneous » Toastmasters
GTT	Gone To Texas Governmental » Transportation
GTT	Grand Turing Turbo Governmental » Transportation
GTT	Glass Torch Technologies Miscellaneous » Unclassified
gtt.	drops Miscellaneous » Unit Measures