[Establishing a survey of patients by way of perforated cards].
D005371:Filing; D005569:Formularies as Topic; D006801:Humans; D007256:Information Systems; D008487:Medical History Taking; D011676:Punched-Card Systems / Q000706:statistics & numerical data*; D013358:Subject Headings
Ankietowanie chorych na kartach obrzeznie perforowanych.