TY - RPRT TI - The intermittent patient: his reference groups and intergroup tensions. AU - O von Mering AU - S B Schiff PY - 1968 DO - 10.1001/archpsyc.1968.01740040016003 UR - https://pubmed.ncbi.nlm.nih.gov/5645149/ ID - 5645149 ER -