[Experience in the use of punched cards in studying chronic tonsillitis associated with infectious nonspecific polyarthritis].
D001172:Arthritis, Rheumatoid / Q000150:complications*; D002908:Chronic Disease; D006801:Humans; D008499:Medical Records; D011676:Punched-Card Systems; D014069:Tonsillitis / Q000150:complications*
Opyt primeneniia perfokart s vneshneĭ perforatsieĭ pri izuchenii sopriazhennogo s khronicheskim tonzillitom infektsionnogo nespetsificheskogo poliartrita.