Fig. 2
From: Changes in ovarian cancer survival during the 20 years before the era of targeted therapy
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12885-018-4498-z/MediaObjects/12885_2018_4498_Fig2_HTML.png)
Trends in relative survival rate according to histology and the time period (a) serous carcinoma (b) mucinous carcinoma (c) endometrioid carcinoma (d) clear cell carcinoma