Nov082019 Arterial Hypertension, "knowledge pills for parents", by Dr. Guillermo A. Pérez Fernández, a specialist in Cardiology, at the Cuban Hospital of Dukhan Arterial Hypertension, “knowledge pills for parents”, is the suggestive title of the book presented, last night, by its author Dr. Guillermo A. Pérez Fernández, a specialist in Cardiology, at the Cuban Hospital of Dukhan, Qatar.