title: Registration of side effects by means of a questionnaire.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000009:adverse effects; D000959:Antihypertensive Agents / Q000009:adverse effects*; D005260:Female; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged; D012042:Registries; D011795:Surveys and Questionnaires
chemical_list: D000319:Adrenergic beta-Antagonists; D000959:Antihypertensive Agents