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Table 2 Schedule of enrolment, interviews, intervention, and assessment of the Housewives Ergonomic Intervention (HEI) trial, following the Standard Protocol Items Recommended for Clinical Trials (SPIRIT) guidelines

From: Study protocol for a randomized controlled trial to improve the quality of life of housewives with musculoskeletal disorders: a health promotion intervention based on a participatory ergonomic approach—the Housewives Ergonomic Intervention (HEI) trial