Table 1.

Details of the six fully trained canine participants exposed to sweat and saliva samples of COVID-19-positive and COVID-19-negative humans.

Name	Sex	Age (years)	Breed	Specialty
Sam	Male	2	German Shepherd	Green dog*
Leia	Female	1	Golden retriever	Epilepsy
Mike	Male	2	German Shepherd	Green dog
Harry	Male	2	Belgian Malinois	Green dog
Krilling	Male	1	Belgian Malinois	Green dog
Spaidy	Male	2	Belgian Malinois	Green dog

^*A green dog is one that had not been trained previously to detect any kind of odor.