Why doesn't The Universal Declaration of Human Rights include women and girls?

NB - As well as signing this petition, also sign the one linked to.

To the UN:
Some of us DO notice when language excludes us.
Words Matter!

"This is a petition of hope designed to inspire the good people of The United Nations to update The Universal Declaration of Human Rights to have gender-inclusive language. "
https://secure.avaaz.org/en/petition/The_United_Nations_and_the_People_of_the_World_Revision_of_The_Universal_Declaration_of_Human_Rights_be_genderinclusive/edit/