TY  - RPRT
TI  - Supportive and problematic social interactions: a social network analysis.
AU  - G F Brenner
AU  - N K Norvell
AU  - M Limacher
PY  - 1989
DO  - 10.1007/bf00922741
UR  - https://pubmed.ncbi.nlm.nih.gov/2636542/
ID  - 2636542
ER  -