A Punched-Card Reference System for Biochemists

[摘要] A simple binomial-code punched-card system for biochemists is described. Employing major and minor classifications, the system can handle a total of 812 subjects in two rows of 29 holes each. Enough theoretical and practical technics are illustrated to enable the novice to devise a system suited to his own needs.

[学科分类] 过敏症与临床免疫学