Even if the infant survives, there are ethical controversies over the care given to such infants.

Officials acknowledged that the procedure could cause legal and ethical controversy.

The extent to which this is acceptable is always a hotbed of ethical controversy.

But such cells are at the center of an ethical controversy, with opponents saying it is immoral to use embryos for medical purposes.

The neural stem cells are not free of ethical controversy, since they generally come from fetuses.

Salk's work on influenza viruses has been associated with ethical controversy.

Experiments involving language deprivation are very scarce due to the ethical controversy associated with it.

The study was shut down in 1972 amid ethical controversies.

Another ethical controversy associated with search marketing has been the issue of trademark infringement.

GH therapy has been a focus of social and ethical controversies for 50 years.