TY  - RPRT
TI  - Commercially sponsored supplements.
AU  - M Hanefeld
AU  - T Temelkova-Kurktschiev
PY  - 1998
DO  - 10.1002/(sici)1096-9136(199808)15:8<707::aid-dia659>3.0.co;2-p
UR  - https://pubmed.ncbi.nlm.nih.gov/9702479/
ID  - 9702479
ER  -