Elisa Silvia Aritonang et al. 2025. Lavender Aromatherapy on Nausea and Vomiting in First Trimester Pregnant Women at PMB Ronni Siregar Deli Serdang. Global Health: Journal of Health Sciences, Public Health and Pharmacy. 2, 2 (Jul. 2025), 20–30. DOI:https://doi.org/10.70062/globalhealth.v2i2.191.