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Different host-tissue microenvironments select for cancer cells with distinct metastatic traits, which gives rise to organ-specific populations of metastatic cells [14]

Surges in anxiety, depression, and other mood disorders are also frequently seen during other periods of major hormonal flux, like pregnancy and postpartum

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"But nearly 4% of the Reddit users in our sample reported menstrual irregularities, which would be even higher in a female-only sample