@article {864, editor = {,}, title = {Calendar}, volume = {18}, number = {8}, pages = {864--866}, year = {1977}, publisher = {Society of Nuclear Medicine}, issn = {0161-5505}, URL = {https://jnm.snmjournals.org/content/18/8/864}, eprint = {https://jnm.snmjournals.org/content/18/8/864.full.pdf}, journal = {Journal of Nuclear Medicine} }