For full publication see: http://hesperian.org/wp-content/uploads/pdf/sw_hmx/sw_cosmeticrisksinfo_CliffordMajani_2013.docx
Accessed October 2014
For fullö publication see: http://hesperian.org/wp-content/uploads/pdf/sw_hmx/sw_hairrelaxerinfo_CliffordMajani_2014.docx
Accessed October 2014