[1] Univ Calif San Francisco, Dept Family Hlth Care Nursing, San Francisco, CA 94143 USA
[2] Univ Calif San Francisco, Community Hlth Syst, San Francisco, CA 94143 USA
[3] Auburn Univ, Dept Human Dev & Family Studies, Auburn, AL 36849 USA
[4] San Francisco State Univ, Sch Nursing, San Francisco, CA 94132 USA
[5] Univ Calif San Francisco, Dept Physiol Nursing, San Francisco, CA USA
[6] Univ Calif San Francisco, Inst Human Genet, San Francisco, CA 94143 USA
[7] Univ Calif San Francisco, Cardiovasc Res Inst, San Francisco, CA 94143 USA