| ||||||||||||||||||||||
Inaccessible Novel Questionnaires in Published Medical Research: Hidden Methods, Hidden Costs Files in this Data Supplement:
Am. J. Epidemiol. Schilling et al.
164: 1141
Supplemental Table
| ||||||||||||||||||||||
| ||||||||||||||||||||||
Inaccessible Novel Questionnaires in Published Medical Research: Hidden Methods, Hidden Costs Files in this Data Supplement:
Am. J. Epidemiol. Schilling et al.
164: 1141
Supplemental Table
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