TY  - RPRT
TI  - A study of worrying.
AU  - S Breznitz
PY  - 1971
DO  - 10.1111/j.2044-8260.1971.tb00747.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5096873/
ID  - 5096873
ER  -