United states; National security; Risk; Migration; Mexico; Economics; Threats; Terrorists; Income; Illegal immigrants; Infrastructure; Unemployment; Crimes; Drug smuggling; Narcotics; Social welfare; Legislation; History; Policies; Theses; Long range(Time); Government(Foreign); Push factors; Economic crises; Illegal immigration; Llegal migration; Poverty; Mexican politics; Political regimes; Political reform; Social inequality; Income inequality; Narcotrafficking; Drug trafficking; Border security; Economic reform; Migration levels; Standard of living; Trend analysis; Root causes of migration; Long-term solutions; Carlos salinas de gortari; Ernesto zedillo ponce de leon; Vicente fox quesada;
机译:骨折的鞘内导管从巴氯芬泵系统的颅内迁移:病例报告和可能的原因分析。
机译:根本的原因。
机译:医师移民的根源:对罗马尼亚医学生的移民偏好和计划的研究
机译:公用事业走廊中的AC干扰和加速管道腐蚀 - 根本原因的替代观点。
机译:Susquehanna河从Conklin到纽约Apalachin的河道几何形状和迁移的历史性变化及其成因。
机译:医师移民的根源:对罗马尼亚医学生的移民偏好和计划的研究
机译:墨西哥移民评估了根本原因
机译:未经授权的迁移:解决根本原因。补编 - 研究增补