Mammograms have pros and cons for people in their 40s. Women can handle the nuance NPRAt what age should women start getting mammograms? WBAL TV BaltimoreNearly 40% of women in their 40s would delay mammography screening after learning of its downsides Radiology BusinessResearch shows some women in their 40s prefer to delay breast cancer screening Medical XpressQ&A: Why more info can lead some women to prefer delaying first mammogram STAT