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Open-Access Journal
Editorial
Indoor smoke and prenatal and childhood growth: The role of (gestational) age 
Rakesh Ghosh 
World J Clin Pediatr 2(4):31-35. Published online Nov 8, 2013. doi: 10.5409/wjcp.v2.i4.31
Review
Echocardiography in children with Down syndrome 
Mohammed A Al-Biltagi 
World J Clin Pediatr 2(4):36-45. Published online Nov 8, 2013. doi: 10.5409/wjcp.v2.i4.36
Bacterial colonization and intestinal mucosal barrier development 
Xiao-Zhong Huang, Li-Bin Zhu, Zhong-Rong Li, Jing Lin 
World J Clin Pediatr 2(4):46-53. Published online Nov 8, 2013. doi: 10.5409/wjcp.v2.i4.46
Minreviews
Imaging evaluation of hemoptysis in children 
Divya Singh, Ashu Seith Bhalla, Prasad Thotton Veedu, Arundeep Arora 
World J Clin Pediatr 2(4):54-64. Published online Nov 8, 2013. doi: 10.5409/wjcp.v2.i4.54
Brief Article
Tramadol use in pediatric sickle cell disease patients with vaso-occlusive crisis 
Mary P Borgerding, Randall K Absher, Tsz-Yin So 
World J Clin Pediatr 2(4):65-69. Published online Nov 8, 2013. doi: 10.5409/wjcp.v2.i4.65
Pediatric vs adult pulmonary tuberculosis: A retrospective computed tomography study 
Prasad Thotton Veedu, Ashu Seith Bhalla, Sreenivas Vishnubhatla, Sushil Kumar Kabra, Arundeep Arora, Divya Singh, Arun Kumar Gupta 
World J Clin Pediatr 2(4):70-76. Published online Nov 8, 2013. doi: 10.5409/wjcp.v2.i4.70