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. 2020 Apr 21;15(4):e0227256. doi: 10.1371/journal.pone.0227256

Fig 1. Design and consort diagram.

Fig 1

ECOG PS = Eastern Cooperative Oncology Group performance status; ER = estrogen receptor; HER2- = human epidermal growth factor receptor 2-negative; ICD = International Classification of Diseases.