Sentence examples for four periods before from inspiring English sources

To detect changes in migrant waves over time, we analyzed the data by cohorts, categorizing physicians who had graduated from medical school during four periods: before 1970, during the 1970s, during the 1980s, and 1990 and beyond.

He told Fox that, in his view, the history of Guinea would henceforth be thought of as dividing into two periods — "before and after B.S.G.R".

"The modern history of the United States falls into two periods, "before 9/11" and "after 9/11," he said.

He stopped his first 14 shots in two periods before the Penguins collapsed.

Abramović's career falls into three periods: before, with, and after Ulay.

Tonight, Kerr scored twice and the Flyers led, 5-2, aftwo two periods, before adding three goals in the third.

Roach divides Pacquiao's career into two periods: before the Diaz fight and after.

On Monday, they held Japan scoreless through two periods before the favorites broke through in the final stanza.

Measurements were made over three periods (before, during and after the growth period); and PAR was also measured for each tree.

Pavlovich divided the peace negotiations into two periods, before and after the declaration of the Ukraine government that it would recognize no peace unless signed by Ukraine delegates.

Marty's better!" Goaltender Martin Brodeur kept the Devils in the game through two periods before the Devils scored three goals in the third to win Game 4, 5-2.