gestational age See all related content Ask the Chatbot a Question gestation, in mammals, the time betweenconceptionandbirth, during which theembryoorfetusis developing in theuterus. This definition raises occasional difficulties because in some species (e.g., monkeys and man) the exact time of ...
This paper presents calculations of the induced current density in the body at 50 Hz from applied electric and magnetic fields. An extensive ensemble of 25 voxel models has been used to investigate the effects of body posture, anatomy, age and pregnancy. This set includes six adult models, eig...
In York, as in the rest of the nation, teen-age pregnancy was on the increase. Administrators of the district realized that a separately housed ... Marion,L.,McAfee,... - 《Journal of School Health》 被引量: 4发表: 1984年 Fact sheet: a look at the real costs of teen pregnancy. ...
Interestingly, while some delay parenthood because of not being in a stable relationship, having a stable partner is actually linked to giving birth to your first child at a later age (Molina-García et al. 2019). University level education, higher income level, and job stability are also lin...
~James Oppenheim, "The Mother,"Songs for the New Age, 1914 A Ship under sail and a big-bellied Woman, Are the handsomest two things that can be seen common. ~Benjamin Franklin God's interest in the human race is nowhere better evinced than in obstetrics. ~Martin H. Fischer (1879–196...
In the older twin cohort, born 1893–1964, we observe substantial heritable variation in teenage pregnancy that is largely shared with heritable variation in age at first sexual intercourse, with shared environment contributintablg little to variation in teenage pregnancy. Genetic influences on teenage...
there is a long-term reduction of breast cancer risk for women completing a full-term pregnancy before the age of 3016,17,18,19. In several rodent systems, the inhibition of carcinogen-induced and genetic-induced mammary tumorigenesis has also been reported post pregnancy or upon pre treatment ...
Aims: The aim was to determine the sex ratio at birth in St Philomena Catholic Hospital (SPCH), Benin City, south-south, Nigeria and to assess its relationship with birth order and maternal age. Methods: In this retrospective cohort study, the records of all deliveries at St Philomena Cathol...
This retrospective cohort study attempts to investigate pregnancy complications and adverse pregnancy outcomes in women of advanced maternal age (AMA). Data were extracted from electronic medical records system at West China Second University Hospital of
Conclusion Our longitudinal cohort study provides evidence of robust links between birth weight and adult lung function at the age of 21 years. Various ... Sadasivam,Suresh,Abdullah,... - 《Chest》 被引量: 22发表: 2012年 A longitudinal study of lung function from 1month to 18years of age...