Recherches anatomiques, pathologiques et thérapeutiques sur la maladie connue sous les noms de gastro-entérite; fièvre putride, adynamique, ataxique, typhoïde, etc. 2 vols.

Louis introduced the term “typhoid fever” in reference to the disturbed mental condition of the patient; he first described the lenticular rose spots. His book established the pathological picture of the disease. English translation, Boston, 1836.