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. 2016 Jul 14;49(4):230–239. doi: 10.3961/jpmph.16.034

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Copyright © 2016 The Korean Society for Preventive Medicine

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure. 3. — The kernel density function for age–sex standardized rates of the eight (A: coronary artery bypass graft surgery, B: percutaneous transluminal coronary angioplasty, C: surgery after hip fracture, D: knee-replacement surgery, E: hysterectomy, F: caesarean section, G: computed tomography scan, and H: magnetic resonance image scan) procedures in the administrative units (districts) and the new areal units. Solid lines represent the rate distribution in the administrative units (districts) and dotted lines represent the rate distribution in the new areal units.