@misc{indiciae16e53c6f53b3, title = {[A comparative study of electrically adjustable beds].}, author = {R T Hekkenberg and J Boter and B van Eijnsbergen and R Nijland}, year = {1976}, url = {https://pubmed.ncbi.nlm.nih.gov/1012395/}, note = {Source identifier: 1012395} }