Following this puts new work involving it at the top of your briefing, with a note saying why it is there. Links are taken from the source record, never inferred.
A narrative review proposing a biologically plausible but unproven mechanistic framework; the source explicitly states direct evidence of causality in humans is lacking and the relationship remains a hypothesis supported only by indirect evidence.
Prospective cohort study in a resource-limited setting validates a novel stress-scoring tool with statistically significant associations to adverse maternal, fetal, and postpartum outcomes, but lacks a control arm and external validation.