TY  - RPRT
TI  - [Some problems of group hypersensitivities].
AU  - B Szyszymar
AU  - E Malaszyńska-Olkiewicz
AU  - J Szyszymar
PY  - 1970
UR  - https://pubmed.ncbi.nlm.nih.gov/4394017/
ID  - 4394017
ER  -