Cardiac Structure Injury After Radiotherapy for Breast Cancer: Cross-Sectional Study With Individual Patient Data. JCO 36 , 2288-2296 (2018). DOI: 10.1200/JCO.2017.77.6351 ...

The data set must be sorted by the cross-section ID variable and sorted by date within each cross section. The PROC SORT step in the preceding example ensures that the CPICITY data set is correctly ...

Researchers from the Shanghai Advanced Research Institute and collaborating institutions have achieved high-precision measurements of the 27Al(γ,n)26Al photoneutron cross section using quasi ...

Cross-Section Design of a Business Research Method. Business research methods function to collect and convert raw data into the information you must have to make good business decisions.