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											Clonidine Induced Variations of Plasma Norepinephrine and Blood Pressure in Essential Hypertension
											
																								
												Seung Sei Lee, Hyang Kim, Youg Chul Park, Jun Ho Song, Man Ho Lee, Eul Soon Chung, Sang Jong Lee, Chin Woo Imm 
												
												Korean J Intern Med. 1987;2(2):214-221.   Published online July 1, 1987												 
																										
												
												
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