Pal, Amitava http://orcid.org/0000-0003-0955-888X
Manna, Sourav
Dalui, Rishna
Mukhopadhyay, Rupanjan
Dhara, Prakash C.
Article History
Received: 9 September 2021
Accepted: 18 November 2021
First Online: 3 December 2021
Declarations
:
: The Vidyasagar University Ethics Review Committee provided ethical approval and permission prior to the start of this investigation (Ethical No.: VU/R/Ethical/3-(ii)/2012; dated: 22 March 2012). During visits to the homes of those who agreed to participate in the study, written informed consent was collected from the guardians (left thumb impression for illiterate guardians in the presence of two literate witnesses). This study was performed in accordance with the ethical standards of the committee and with the Helsinki Declaration.
: Not applicable
: The authors declare that they have no competing interests.