Influence of house-staff experience on teaching-hospital mortality: the "July Phenomenon" revisited.
van Walraven C, Jennings A, Wong J, et al. Influence of house-staff experience on teaching-hospital mortality: the "July phenomenon" revisited. J Hosp Med. 2011;6(7):389-94. doi:10.1002/jhm.917.
A recent systematic review found evidence that patient outcomes do worsen in association with the academic year-end turnover of resident physicians. However, this methodologically sophisticated Canadian study found no evidence of worsened patient outcomes in July at a single teaching hospital.