**Acknowledgements**

Authors would like to register their profound gratitude to Dr.V.B. Narayanamurthy, Dr.K.Rajesh and Dr.R.Arvind, Directors of Hycare for Wouds, Chennai, India, for their help to get the ethical approval from Institutional Review Board (IRB) for acquisition of thermal images and Clinical inputs for the same. The authors are also thankful to the patients and healthy volunteers who actively participated in the data collection and the clinicians in the Hycare for Wounds, Chennai.
