title: An Experimental Test of a Strategy to Maintain Contact with Families Between Waves of a Panel Study.
authors.affiliation: University of Michigan.
authors.forename: Katherine
authors.initials: K
authors.lastname: McGonagle
authors.affiliation: University of Michigan.
authors.forename: Mick
authors.initials: M
authors.lastname: Couper
authors.affiliation: University of Michigan.
authors.forename: Robert
authors.initials: R
authors.lastname: Schoeni