title: Comment on Zong et al.: "Reproductive factors in relation to risk of brain tumors in women: an updated meta-analysis of 27 independent studies".
authors: Department of 0Neurosurgery, The Shishi Hospital, Quanzhou, 362000, Fujian Province, China.
authors: Songshu
authors: S
authors: Huang
authors: Xiangrong
authors: X
authors: Chen
authors: Zunbin
authors: Z
authors: Ke
authors: Junyan
authors: J
authors: Chen
mesh_terms: D001932:Brain Neoplasms / Q000209:etiology*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006728:Hormones / Q000378:metabolism*; D006801:Humans; D011247:Pregnancy
chemical_list: D003276:Contraceptives, Oral; D006728:Hormones
references: Cancer Epidemiol Biomarkers Prev. 2004 Oct;13(10):1583-8
references: 15466973
references: Tumour Biol. 2014 Nov;35(11):11579-86
references: 25135427
references: Int J Cancer. 2006 Sep 1;119(5):1152-7
references: 16570277
references: J Epidemiol Community Health. 1998 Jun;52(6):377-84
references: 9764259
references: Am J Epidemiol. 2011 Oct 15;174(8):901-8
references: 21920947
references: Int J Cancer. 2005 May 1;114(5):797-805
references: 15609304
references: Cancer Epidemiol Biomarkers Prev. 1995 Jun;4(4):333-9
references: 7655327
references: Int J Cancer. 1997 Jul 29;72(3):389-93
references: 9247278
references: Cancer Epidemiol Biomarkers Prev. 2008 Oct;17 (10 ):2663-70
references: 18843008
references: J Neurooncol. 1990 Feb;8(1):55-60
references: 2319291
references: Int J Cancer. 1999 Jul 19;82(2):155-60
references: 10389745
references: Cancer Epidemiol Biomarkers Prev. 2010 Oct;19(10):2562-9
references: 20802020
references: Neuro Oncol. 2011 Sep;13(9):1011-9
references: 21750006
references: J Neurooncol. 2014 Jun;118(2):297-304
references: 24700240
references: Int J Cancer. 1997 Apr 10;71(2):203-7
references: 9139843
references: Int J Cancer. 2006 Mar 1;118(5):1321-4
references: 16152609
references: J Neurosurg. 2013 Mar;118(3):649-56
references: 23101448
references: Int J Cancer. 2011 Feb 15;128(4):944-50
references: 20473903
references: Cancer Causes Control. 2010 Dec;21(12):2149-56
references: 20730482
references: Br J Cancer. 2008 Jul 8;99(1):185-90
references: 18560401
references: BMC Cancer. 2006 Jun 07;6:152
references: 16759391
references: Cancer Causes Control. 2009 Feb;20(1):87-96
references: 18766447