Received: 28 March 2021
Accepted: 22 September 2021
First Online: 27 September 2021
: This study was approved by the ethical review board of Kochi Medical School (ethical approval no. 16–12). Written informed consent was obtained regarding PC screening using the PSA SPOT test. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.