New Cells to Assist Brain in Remembering Pain and Fear written by Engg. Book January 22, 2018 New Cells to Assist Brain in Remembering Pain and Fear New Cells to Assist Brain in Remembering Pain and Fear was last modified: January 22nd, 2018 by Engg. Book 0 comment 0 Facebook Twitter Google + Pinterest Engg. Book Leave a Comment Cancel ReplyYou must be logged in to post a comment.