RT Journal Article SR Electronic T1 Propranolol efficacy in essential hypertension in adolescents JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 589 OP 589 VO 116 IS 6 A1 Mongeau, J. G. A1 Biron, P. A1 Pichardo, M. L. YR 1977 UL http://www.cmaj.ca/content/116/6/589.abstract