The Korean community has made representations on behalf of horticulture student Sung Won Kim, who has to leave New Zealand by June 21 because she became pregnant.
According to the Herald newspaper Immigration New Zealand wrote to Ms Kim saying
"The fact that you are prepared to pay for all medical treatment has been accepted. However, NZ has a shortage of maternity care specialists and midwives, therefore you would be putting additional strain on our already short services."
More here: NZ Herald
For background see: Pregnant Women Ordered Out of New Zealand