@misc{indiciae73564799f2be, title = {First night effect revisited: a clinical note.}, author = {D J Kupfer and B L Weiss and T P Detre and F G Foster}, year = {1974}, doi = {10.1097/00005053-197409000-00009}, url = {https://pubmed.ncbi.nlm.nih.gov/4368730/}, note = {Source identifier: 4368730} }