1. Abinaya R & Vijaya Nirmala1 R (2019) “Science behind the Siddhar’s with the Research Evidences of Kayakarpam (Antioxidant Property) in Siddha Formulations – A Current Status”: IJPPR International journal of pharmacy and Pharmaceutical Research (IJPPR Human, 2019; 15 (1): 149-168.
2. Kumar S & Maanickha Chelvi K. S (2017) “In vitro antioxidant property of siddha formulation, Irunelli karpam”; Journal of Pharmacy Research, 2017; 11(9).
3. Thambirasa Sathiyaseelan & Athula W. K & Gnanapalain C (2015) “ Service Quality and Patients’ Satisfaction on Ayurvedic Health Services” : American Journal of Marketing Research 2015: 1(3): 158-166
4. Krishnan A & Bagyalakshimi P (2008) “Consumer Behavior in Selection of Buying Source of Siddha Medicine inTamilnadu, India from the Perspective of Age”: Ethnobotanical Leaflets, 2008; 12(01)
Web reference:
1. http://vikaspedia.in/health/ayush/siddha-1/siddha