TY - GEN AU - Sigman-Grant,Madeleine TI - Addition of qualitative research SN - 0002-8223 PY - 2008///1009 KW - Dietetics KW - standards KW - Evidence-Based Medicine KW - Humans KW - Periodicals as Topic KW - Research N1 - Publication Type: Letter UR - https://doi.org/10.1016/j.jada.2008.07.018 ER -