The opening chapter of Horizons in World Cardiovascular Research. Volume 16 discusses the functions of the internal jugular veins, particularly how they are usually valveless except for a single valve situated just above the junction of the vein with the brachiocephalic vein. Additionally, the authors assess the frequency, nature, duration and significance of cardiovascular disorders associated with rotavirus infection in the human body. A careful analysis of electrocardiograms and other diagnostic tools is included with the goal of helping to early identify high risk beta-thalassemia major...