Authors: Redmond, G Godwin, AJ Olson, W Lippman, JS

Citation: G. Redmond et al., Use of placebo controls in an oral contraceptive trial: Methodological issues and adverse event incidence, CONTRACEPT, 60(2), 1999, pp. 81-85

Authors: Olson, WH Lippman, JS Robisch, DM

Citation: Wh. Olson et al., The duration of response to norgestimate and ethinyl estradiol in the treatment of acne vulgaris, INT J F W M, 43(6), 1998, pp. 286-290