Breast cancer: age incidence, hormone receptor status and family history in Najaf, Iraq.

Breast cancer is the primary type of cancer affecting women. Patients with hormone receptor-positive cells have lower mortality rates. Both chemotherapy and hormone therapy can improve the survival rate.

Camera realignment imposes a cost on laparoscopic performance.

There is an unresolved question about whether realigned visual feedback is beneficial or costly to laparoscopic task performance. We provide evidence that camera realignment imposes a reliable cost on performance across both naive controls and experienced surgeons. This finding clarifies an important ongoing discussion in the literature about the effects of camera realignment, which could inform the strategies that laparoscopic surgeons use in the operating room.