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American Academy of Family doctors. 2024. Development of your baby: First quarter. https://familydoctor.org/your-babys-development-the-first-trimester/Opens a new window (Accessed 20. February)
American Academy of Family doctors. 2024. Development of your baby: Second quarter. https://familydoctor.org/your-babys-development-the-second-trimester/Opens a new window (Accessed 20. February)
American Academy of Family doctors. 2020. Development of your baby: Third trimester. https://familydoctor.org/your-babys-development-the-third-trimester/Opens a new window (Accessed 20. February)
Mayo Clinic. 2022. Fetal development: 1. Quarter. http://www.mayoclinic.org/healthy-lifestyle/pregnancy-week-by-week/in-depth/prenatal-care/art-20045302Opens a new window (Accessed 20. February)
Mayo Clinic. 2022. Fetal development: 2. Trimester. http://www.mayoclinic.org/healthy-lifestyle/pregnancy-week-by-week/in-depth/fetal-development/art-20046151Opens a new window (Accessed 20. February)
Mayo Clinic. 2022. Fetal development: Third quarter. http://www.mayoclinic.org/healthy-lifestyle/prognancy-week-by-week/in-depth/fetal-development/art-20045997Opens a new window (Accessed 20. February)
Hadlock FP, et al. 1991. in the Utero analysis of the fetal growth: Sonographic standard of weight. Radiology 181 (1). https://pubs.rsna.org/doi/10.1148/Radiology.181.1.1887021Opens a new window (Accessed 20. February)
Hadlock FP, et al. 1992. Fetal covering length: RELEASE OF RELATIONS WITH MENSTRUAL AGE (5-18 WEEK) with high resolution in real time. Radiology 182: 5-1-505. https://pubmed.ncbi.nlm.nih.gov/1732970/Opens a new window (Accessed 20. February)
Vintzileos am, et al. 1984 .. Ultrasonic length of the femur as a predictor of the fetal length. Obstetrics and gynecology 64 (6): 779-82. https://pubmed.ncbi.nlm.nji.gov/6390277/Opens a new window (Accessed 20. February)
HADLOCK FP, 1984. Fetuse assessment: Computer assisted analysis of multiple fetal growth parameters. Radiology 152: 497-501. https://pubmed.ncbi.nlm.nih.gov/6739822/Opens a new window (Accessed 20. February)