R Williams

The validity of information on "race" and "Hispanic ethnicity" in California birth certificate data.

L. Baumeister, Kristen S. Marchi, Michelle Pearl et al. · PubMed · 2000 · 134 citations

Social Sciences, Maternal Health, Obstetrics +17

Validity of insurance information on California birth certificates.

Paula Braveman, Michelle Pearl, Susan Egerter et al. · American Journal of Public Health · 1998 · 38 citations

Public Health, Insurance, Maternal Health +15

Evaluation of the reliability of the Cutaneous Dermatomyositis Disease Area and Severity Index and the Cutaneous Assessment Tool–Binary Method in juvenile dermatomyositis among paediatric dermatologists, rheumatologists and neurologists

Janice Tiao, Rui Feng, Emily M. Berger et al. · British Journal of Dermatology · 2017 · 33 citations · Full text

Medicine, Dermatology, Neurology +16

Evaluation of the ICD-10 system in coding revascularisation procedures in patients with peripheral arterial disease in England: a retrospective cohort study using national administrative and clinical databases

Panagiota Birmpili, Eleanor Atkins, Qiuju Li et al. · EClinicalMedicine · 2022 · 18 citations · Full text

Medicine, Surgery, Clinical Classification Systems +13

Illness Trajectories After Revascularization in Patients With Peripheral Artery Disease: A Unified Approach to Understanding the Risk of Major Amputation and Death

Qiuju Li, Panagiota Birmpili, Eleanor Atkins et al. · Circulation · 2024 · 12 citations

Medicine, Surgery, Clinical Epidemiology +11