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Ha JW, Chung N, Yoon J, Jang Y, Kim BO, Cho SY, Cho BK.Ha JW, et al. Among authors: cho sy, cho bk.J Am Soc Echocardiogr. 1998 Apr;11(4):393-6. doi: 10.1016/s0894-7317(98)70109-9.J Am Soc Echocardiogr. 1998.PMID: 9571591
Ha JW, Chung N, Jang Y, Kang WC, Kang SM, Rim SJ, Shim WH, Cho SY, Kim SS.Ha JW, et al. Among authors: cho sy.Am J Cardiol. 2000 Apr 15;85(8):986-91. doi: 10.1016/s0002-9149(99)00915-7.Am J Cardiol. 2000.PMID: 10760340
Ha JW, Chung N, Kang SM, Jang KJ, Kim IJ, Rim SJ, Jang Y, Shim WH, Cho SY, Kim SS.Ha JW, et al. Among authors: cho sy.J Am Soc Echocardiogr. 2000 Sep;13(9):849-54. doi: 10.1067/mje.2000.106791.J Am Soc Echocardiogr. 2000.PMID: 10980088
Ha JW, Cho SY, Jang YS, Chung N, Shim WH, Kim SS.Ha JW, et al. Among authors: cho sy.Yonsei Med J. 1994 Jun;35(2):132-41. doi: 10.3349/ymj.1994.35.2.132.Yonsei Med J. 1994.PMID: 8091789Free article.
Ha JW, Shim WH, Yoon JH, Jang YS, Chung NS, Cho SY, Kim SS, Lee WK.Ha JW, et al. Among authors: cho sy.Yonsei Med J. 1993 Sep;34(3):243-7. doi: 10.3349/ymj.1993.34.3.243.Yonsei Med J. 1993.PMID: 8259701Free article.
Chang KH, Ha JW, Chung NS, Cho SY.Chang KH, et al. Among authors: cho sy.Yonsei Med J. 1998 Feb;39(1):61-6. doi: 10.3349/ymj.1998.39.1.61.Yonsei Med J. 1998.PMID: 9529987Free article.
Ha JW, Chung N, Cho SY, Kang MS, Cho SH.Ha JW, et al. Among authors: cho sy, cho sh.Clin Cardiol. 1998 Jul;21(7):511-2. doi: 10.1002/clc.4960210711.Clin Cardiol. 1998.PMID: 9669061Free PMC article.No abstract available.
Ha JW, Chung N, Chang BC, Jang Y, Shim WH, Cho SY, Kim SS.Ha JW, et al. Among authors: cho sy.Circulation. 1998 Nov 10;98(19):2095-7. doi: 10.1161/01.cir.98.19.2095.Circulation. 1998.PMID: 9808611No abstract available.
HA JW, Cho SY, Lee JD, Kang MS.HA JW, et al. Among authors: cho sy.Clin Cardiol. 1998 Dec;21(12):917. doi: 10.1002/clc.4960211211.Clin Cardiol. 1998.PMID: 9853185Free PMC article.No abstract available.
Ha JW, Lee JD, Jang Y, Chung N, Kwan J, Rim SJ, Lee YJ, Shim WH, Cho SY, Kim SS.Ha JW, et al. Among authors: cho sy.J Nucl Cardiol. 1998 Nov-Dec;5(6):591-7. doi: 10.1016/s1071-3581(98)90113-1.J Nucl Cardiol. 1998.PMID: 9869481