Reeves, BC; (2004) Reasons for caution when evaluating health care interventions using non-randomised study designs. Forschende Komplementarmedizin und klassische Naturheilkunde = Research in complementary and natural classical medicine, 11 Sup. pp. 40-5. ISSN 1424-7364 DOI: https://doi.org/10.1159/000080575 Full text not available from this repository.

Reeves, BC; (2004) A framework for classifying study designs to evaluate health care interventions. Forschende Komplementarmedizin und klassische Naturheilkunde = Research in complementary and natural classical medicine, 11 Sup. pp. 13-7. ISSN 1424-7364 DOI: https://doi.org/10.1159/000080570 Full text not available from this repository.

Reeves, BC; Gaus, W; (2004) Guidelines for reporting non-randomised studies. Forschende Komplementarmedizin und klassische Naturheilkunde = Research in complementary and natural classical medicine, 11 Sup. pp. 46-52. ISSN 1424-7364 DOI: https://doi.org/10.1159/000080576 Full text not available from this repository.