@misc{indiciae3dbaf3dd73b2, title = {Passive smoking under controlled conditions.}, author = {L C Johnson and H Letzel and J Kleinschmidt}, year = {1985}, doi = {10.1007/bf00379381}, url = {https://pubmed.ncbi.nlm.nih.gov/4055075/}, note = {Source identifier: 4055075} }