Bond JC, Geller RJ, White KO, Hatch EE, Rothman KJ, Wise LA. Concordance of self-reported sexual intercourse frequency between members of mixed-sex couples attempting conception. Can J Hum Sex. 2022 Dec;31(3):342-53. doi: 10.3138/cjhs.2021-0059
Freund DA, Hurley RE, Adamache KW, Mauskopf J. The performance of urban and public hospitals and NHCs (neighborhood health centers) under Medicaid capitation programs. Hosp Health Serv Adm. 1990 Jan 1;35(4):525-46.