@article{Chan2018Overflow,
    author = {Y.-C. Chan and E. W. M. Wong and G. Joynt and P. Lai and M. Zukerman},
    title = {Overflow Models for the Admission of Intensive Care Patients},
    journal = {Health Care Management Science},
    volume = {21},
    number = {4},
    pages = {554-572},
    month = {December},
    year = {2018}
}