Now these toddlers are young adults in their 20s, and Cecil and her colleagues brought them into the hospital for brain scans.

VOA: standard.2009.12.19

Perls and his colleagues publish their study in the online edition of the journal Science.

VOA: standard.2010.07.14

Mr.Ban said he offers his deepest condolences to the colleagues who fell in the line of duty for noble causes and to their families and friends.

VOA: standard.2009.10.05

Calvary preschool is located near a series of hiking trails, so Peterson approached her colleagues and together they revised their three day teaching schedule so that every Friday is hike day.

VOA: standard.2010.06.25