H1-Antihistamine Therapy H5N1 H7N9 Virus Haart Haematological Malignant Diseases Haemophilia A Halaven Haldol Halichondrins Haloperidol Hand-Foot Syndrome Hantavirus Hantavirus Infection Hba1C Hbv Virus Hcv Genotype 1 Infection Hcv Genotype 1 Infection Hcv Genotype 2 Infection Hcv Genotype 3 Infection Hcv Virus Hdl-Cholesterol Head Neck Cancer Headache Healthy Lifestyle Hearing Loss Heart Attack Heart Attacks Heart Failure Heart Rate Heart Rate Variability Heart Transplantation Hedgehog Pathway Inhibitor Helicase-Primase Complex Inhibitor Helicase-Primase Inhibitors Helicobacter Pylori Helicobacter Pylori Infection Hellp Syndrome Helminths Infections Hematopoietic Stem Cells Hematopoietic Stem-Cell Transplantation Hemodialysis Hemoglobin Hemoglobin A1C Hemophilia Hemophilia A Hemopoietic Stem Cells Hemorrhagic Fever Hemorrhagic Stroke Hemosiderosis Heparin Heparin Antibodies Hepatic Arterial Infusion Therapy Hepatic Encephalopathy Hepatic Failure Hepatic Impairment Hepatitis Hepatitis B Hepatitis C Hepatitis C Hcv Hepatitis C Virus Hepatitis E Virus Hepatoblastoma Hepatology Hepatotoxicity Hepsera Her2+ Metastatic Breast Cancer Her2-Positive Tumors Herbal Medicines Herceptin Herpes Simplex Virus Infection Herpes Simplex Virus Type 1 Herpes Zoster Herpetic Keratitis Hetlioz Hev Infection High Blood Pressure Highly Active Antiretroviral Therapy High-Resolution Computed Tomography Histamine Histamine Antagonist Histamine H2 Antagonist Histamine-Receptor-2 Blocker Histone Deacetylases Inhibitor Hiv Hiv Infection Hiv Integrase Inhibitor Hiv Therapy Hiv Virus Hiv Wasting Disease Hiv\/aids Hiv-1 Infection Hiv-1 Infection Progression Hiv-1 Integrase Hiv-1 Integrase Inhibitor Hiv-1 Sexual Transmission Hiv-Hbv Coinfection Hiv-Hcv Coinfection Hkd Diet Homocysteine Hookworm Hormonal Therapies Hormone Replacement Therapy Hormone Therapy Hormone-Naive Prostate Cancer Hot Flushes Hoxb13 Hpv Test Hpv Vaccine Hpv Virus Hrct Hrt Therapy Hscs Hsv Infection Hsv Virus Hsv-2 Infection Htlv-1 Human Carcinogen Human Growth Hormone Human Immunodeficiency Virus Human Papillomavirus Human Recombinant Factor Viii Human T-Cell Leukemia Virus Type 1 Humira Huntington Huntington\u2019S Chorea Huntington's Disease Hycamtin Hydrochlorothiazide Hydroxychloroquine Hydroxyurea Hyperactivity Hypercholesterolaemia Hypercholesterolemia Hyperglycemia Hyperkinetic Disorder Hyperlipidemia Hyperphosphatemia Hypersensitivity Pneumonitis Hypertension Hypertrophic Cardiomyopathy Hyperuricemia Hypoglycemia Hyponatremia Hypothyroidism Hysterectomy