[The functional status of the organism of 4th grade pupils during studies taught by 1 or 3 teachers].
D000223:Adaptation, Psychological; D002648:Child; D006801:Humans; D007858:Learning; D011930:Reaction Time; D012572:School Health Services
Funktsional'noe sostoianie organizma uchashchikhsia 4-go klassa pri provedenii s nimi uchebnykh zaniatiĭ odnim ili tremia uchiteliami.