Comparison of ultrasound-guided quadratus lumborum block and other regional blocks for postoperative pain in cesarean section: a systematic review and meta-analysis of randomized clinical trials

• by Zenghong Zhuang, Ruiyao Jia, Fenglin Jiang

• July 9, 2026

Phthalates Linked to Shorter Gestation

Researchers linked several pregnancy urinary biomarkers—especially plasticizer and combustion-related chemical metabolites—to small shifts in gestational age and fetal growth measures in the ECHO Cohort.

• by Andrea Surnit

• July 7, 2026

• 5 min

Combined metabolic-reproductive association and predictive value of AMH and TyG index in PCOS: a single-center retrospective study

• by Yu Chen, Xinyan Shi, Lin Ma, Yujie Hu, Mei Wang, Lei Shu

• July 8, 2026

Beyond the physician shortage: infrastructure as a rate-limiting step in breast cancer care

• by Elio R. Bitar, Max O. Meneveau, Kaelyn C. Cummins, Olivia Sears, Mohamad El Moheb, Chengli Shen, Susan Kim, Mackenzie M. Mayhew, Samantha M. Ruff, Allan Tsung

• July 7, 2026