TY - CONF AU - Yan L. AU - He F. AU - Wu Y. AU - Zhao X. AU - Li S. AU - Ke L. AU - Ba S. BT - Proceedings of the World Hypertension Congress CY - Beijing, China LA - eng LB - GIC N1 - AR10 - 2nd qtr PB - International Journal of Cardiology PP - Beijing, China PY - 2009 EP - S19 T2 - Proceedings of the World Hypertension Congress TI - Validation of electronic sphygmomanometers against mercury sphygmomanometers at high altitude in Tibet VL - 137(Suppl 1):S19. ER -