Explanatory notes
… elasticity (for example, maternity belts, thoracic support bandages, abdominal support bandages, supports for joints or … factor to, and maintain it at, a desired value, stabilised against disturbances, by constantly or periodically … factor to, and maintain it at, a desired value, stabilised against disturbances, by constantly or periodically …Legal note
… elasticity (for example, maternity belts, thoracic support bandages, abdominal support bandages, supports for joints or … factor to, and maintain it at, a desired value, stabilised against disturbances, by constantly or periodically … factor to, and maintain it at, a desired value, stabilised against disturbances, by constantly or periodically …