Source:http://linkedlifedata.com/resource/umls/id/C0376626
MSH: The adaptation of therapeutic approaches such as pharmacological (DRUG CHRONOTHERAPY), surgical, radiological, or physical to the known variations in biological RHYTHMICITY, such as CIRCADIAN RHYTHMS. The treatment is aimed at supporting normal rhythms, or modifying the timing of therapy to achieve maximal efficacy and minimal adverse effect.,CSP: treatment of a disease or disorder by a method in which bioperiodic cycles are a major component of the therapy; e.g., light therapy for SAD.