@misc{indiciae6dd4a7afcae6, title = {[Sonography in cervical lymph node metastases].}, author = {N Gritzmann and H Czembirek and P Hajek and F Karnel and R Türk and F Frühwald}, year = {1987}, url = {https://pubmed.ncbi.nlm.nih.gov/3295982/}, note = {Source identifier: 3295982} }