- patients already treated by cs for a chronic disease. - patients with a known contraindication to sc, such as hypersensitivity. - patients at risk of dying within 48 hours. - pregnant or breastfeeding women. - patients under guardianship, curatorship, safeguard of justice. - poor understanding of the french language.

- patients already treated by cs for a chronic disease. - patients with a known contraindication to sc, such as hypersensitivity. - patients at risk of dying within 48 hours. - pregnant or breastfeeding women. - patients under guardianship, curatorship, safeguard of justice. - poor understanding of the french language.