General Info:
https://www.news24.com/life/the-benefits-of-sterilisation-20120721
https://www.plannedparenthood.org/learn/birth-control/sterilization
Vasectomies:
Vasectomy (for the guys) or sterilisation (for the ladies) Maybe these articles will help couples having the discussion.
https://thedoctorweighsin.com/13-reasons-why-vasectomy-is-a-better-choice-for-men-and-women/
https://www.news24.com/life/wellness/body/watch-debunking-3-common-myths-about-vasectomies-20221108
https://medicalaid.com/medical-aids/medical-aid-that-cover-vasectomy/