- Hedgehog antagonist GDC-0449
- Hedgehog inhibitor PF-04449913
- Hedgehog pathway inhibitor IPI-926
- Hedyotis diffusa
- helical computed tomography
- helical tomotherapy
- Helicobacter pylori
- helper T cell
- hemagglutinin-neuraminidase
- hemangiopericytoma
- hemangiosarcoma
- Hematide
- hematogenous
- hematologic cancer
- hematologist
- hematoma
- hematopoiesis
- hematopoietic growth factor
- hematopoietic tissue
- hematoporphyrin derivative
- hematuria
- heme
- hemiasterlin analog E7974
- hemihypertrophy
- hemilaryngectomy
- hemochromatosis
- hemoglobin
- hemophagocytic lymphohistiocytosis
- hemophilia
- hemoptysis
- hemorrhage
- hemorrhoid
- heparin
- hepatectomy
- hepatic
- hepatic arterial infusion
- hepatic arterial occlusion
- hepatic artery
- hepatic portal vein
- hepatic veno-occlusive disease
- hepatitis
- hepatitis A vaccine
- hepatitis A virus
- hepatitis B vaccine (recombinant)
- hepatitis B virus
- hepatitis C virus
- hepatitis D virus
- hepatitis delta virus
- hepatitis E virus
- hepatitis G virus