![Pregnancy Due Date Calculator | BelivMe : Online Doctor Appointment | Get Doctor Consultation| India Pregnancy Due Date Calculator | BelivMe : Online Doctor Appointment | Get Doctor Consultation| India](https://mlpstqmclgoc.i.optimole.com/w:940/h:788/q:mauto/f:avif/https://belivme.com/wp-content/uploads/2022/08/How-to-calculate-your-dueddate.png)
Pregnancy Due Date Calculator | BelivMe : Online Doctor Appointment | Get Doctor Consultation| India
![SciELO - Brasil - Validity of pre and post-term birth rates based on the date of last menstrual period compared to early obstetric ultrasonography Validity of pre and post-term birth rates based SciELO - Brasil - Validity of pre and post-term birth rates based on the date of last menstrual period compared to early obstetric ultrasonography Validity of pre and post-term birth rates based](https://minio.scielo.br/documentstore/1678-4464/b6yRgxgc4vqkL3vSSZrfVtw/3042c509f63de21be989a24a1b27d66afbbd57f6.jpg)
SciELO - Brasil - Validity of pre and post-term birth rates based on the date of last menstrual period compared to early obstetric ultrasonography Validity of pre and post-term birth rates based
![Gynecological & Obstetrical History. Terminology u Menarche = age at which menses began u LMP (last menstrual period) = first day of last normal period. - ppt download Gynecological & Obstetrical History. Terminology u Menarche = age at which menses began u LMP (last menstrual period) = first day of last normal period. - ppt download](https://images.slideplayer.com/31/9792735/slides/slide_2.jpg)
Gynecological & Obstetrical History. Terminology u Menarche = age at which menses began u LMP (last menstrual period) = first day of last normal period. - ppt download
Pregnancy Guide - This 3-step method is referred to as Naegele's Rule and is based on a normal 28-day menstrual cycle. Therefore, dates may have to be adjusted for longer or shorter
![Standard methods based on last menstrual period dates misclassify and overestimate US preterm births | Journal of Perinatology Standard methods based on last menstrual period dates misclassify and overestimate US preterm births | Journal of Perinatology](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fjp.2015.25/MediaObjects/41372_2015_Article_BFjp201525_Fig1_HTML.jpg)