Enemies wish to destroy us. We’re threatened by terrorists from abroad, and by homegrown terrorists. War might be unleashed at any time, in Yemen, or the Ivory Coast, or an attack from North Korea or Iran. India and Pakistan are always on the verge of war. So are the Israelis and P...
This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).Share and Cite MDPI and ACS Style Shimizu, K.; Nishiura, H.; Imamura, A. Investigation of the Proportion of ...