Health National Donor Conception Register: Preventing Potential Trauma by Dr Natalie Singh - Health Editor January 4, 2026 by Dr Natalie Singh - Health Editor January 4, 2026 Katherine Dawson is searching for siblings she’s never met. The 35-year-old is one of an estimated 60,000 Australians who are donor-conceived and whose biological fathers’ identities were kept a mystery. … 0 FacebookTwitterPinterestEmail