All subjects gave written informed consent after the procedures were fully explained.
Each subject gave written informed consent after having carefully been informed about the study.
In the 1960s, the blues revival gave birth to commercial practices which, on the whole, had changed little.
However, these views of language gave way to others.
Opium gave women a unique means of survival; thousands made a living for themselves while thousands more supported their families by this means.
He was leaving an office which gave onto the hall.
Between 1977 and 1980 a team of executives gave many addresses to church groups, students, and other interested citizens.
Free women from propertied families also often gave birth to children with several different fathers over the course of the lives.
