The World Health Organization requested the opinion on 3 September 1993, but it was initially refused because the WHO was acting outside its legal capacity (ultra vires).
Organisasi Kesehatan Dunia meminta opini nasihat ini pada 3 September 1993, dan awalnya permintaan ini sempat ditolak karena dianggap berada di luar kapasitas hukum WHO (ultra vires).