<prompt> Elements of primary health care include all except:Safe water supply and sanitationTreatment of common illness and injuryEssential DrugsReferral services  <response>: Elements of Primary Health Care: E - Health Education health problem control. L - Locally Endemic disease prevention control. E - Essential drugs. M - MCH Maternal Child Health including FP. E - EPI Immunization against 6 Vaccine Preventable Diseases. N - Nutrition food supply. T - Treatment of common illness injury. S - Safe water supply Sanitation. 