Highly leveraged transaction
heart-lung transplantation
Halt
Head Load Time
Headwater Level Transmitter
heart and lung transplantation
heart-lung transplant
heat-labile toxin
Helitafe
Helium Leak Test
Helium Leak Testing
Heterodyne Look-Through
Heterodyne Look-Thru
heterotopic liver transplantation
High Level Trigger
Highly - Levered Transaction
HILTON HOTELS CORP.
Hilton Hotels Corporation
human lymphocyte transformation
Human Lymphoid Tissue
human lymphotoxin