TEHRAN, IRAN - MAY 29: A dog being trained to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )

TEHRAN, IRAN - MAY 29: A dog being trained to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )

TEHRAN, IRAN - MAY 29: A dog being trained to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )

TEHRAN, IRAN - MAY 29: A dog being trained to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )

TEHRAN, IRAN - MAY 29: Dogs get ready for training to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )

TEHRAN, IRAN - MAY 29: A dog being trained to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )

TEHRAN, IRAN - MAY 29: Dogs get ready for training to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )

TEHRAN, IRAN - MAY 29: Dogs get ready for training to detect the novel coronavirus (COVID-19) in people as part of the 23-day program carried out by 6 instructors and nearly 20 staff in coordination with the Iranian Health Minister and the army at SK-9 Dog Training Center in 50 kilometers west of Tehran in Shahriyar district, Iran on May 29, 2020. Dogs trained at the center allegedly achieved 65.5 per cent success in detecting of Covid-19. ( Fatemeh Bahrami - Anadolu Agency )