by BERGER, LAWRENCE M., LANGTON, CALLIE E.
Published in The Annals of the American Academy of Political and Social Science (01.05.2011)

by Langton, Callie E, Berger, Lawrence M
Published in The Social service review (Chicago) (01.09.2011)

by Zeldovich, Varvara B., Rocca, Corinne H., Langton, Callie, Landy, Uta, Ly, Elizabeth S., Freedman, Lori R.
Published in Obstetrics and gynecology (New York. 1953) (01.06.2020)

by Bennett, Ariana H., Freedman, Lori, Landy, Uta, Langton, Callie, Ly, Elizabeth, Rocca, Corinne H.
Published in Perspectives on sexual and reproductive health (01.12.2020)