نتایج جستجو برای: teen user

تعداد نتایج: 245568  

Journal: :Journal of Family Planning and Reproductive Health Care 2005

2017
Deborah L. Dee Karen Pazol Shanna Cox Ruben A. Smith Katherine Bower Martha Kapaya Amy Fasula Ayanna Harrison Charlan D. Kroelinger Denise D’Angelo Leslie Harrison Emilia H. Koumans Nikki Mayes Wanda D. Barfield Lee Warner

Teen* childbearing (one or more live births before age 20 years) can have negative health, social, and economic consequences for mothers and their children (1). Repeat teen births (two or more live births before age 20 years) can constrain the mother's ability to take advantage of educational and workforce opportunities (2), and are more likely to be preterm or of low birthweight than first tee...

Journal: :International Journal of Adolescence and Youth 2012

2015
Brian Goesling Joanne Lee

ABOUT THIS RESEARCH BRIEF This ASPE Research Brief was written by Brian Goesling and Joanne Lee of Mathematica Policy Research as part of an ongoing systematic review of the teen pregnancy prevention literature. Since 2009, Mathematica and its partner, Child Trends, have conducted the Teen Pregnancy Prevention Evidence Review under contract with HHS. The review aims to identify, assess, and rat...

2015
Brian Goesling

ABOUT THIS RESEARCH BRIEF This ASPE Research Brief was written by Brian Goesling of Mathematica Policy Research as part of an ongoing systematic review of the teen pregnancy prevention literature. Since 2009, Mathematica and its partner, Child Trends, have conducted the Teen Pregnancy Prevention Evidence Review under contract with HHS. The review aims to identify, assess, and rate the rigor of ...

Journal: :The Journal of adolescent health : official publication of the Society for Adolescent Medicine 2008
Sanna J Thompson Kimberly A Bender Carol M Lewis Rita Watkins

PURPOSE Homeless youth are at particularly high risk for teen pregnancy; research indicates as many as 20% of homeless young women become pregnant. These pregnant and homeless teens lack financial resources and adequate health care, resulting in increased risk for low-birth-weight babies and high infant mortality. This study investigated individual and family-level predictors of teen pregnancy ...

Journal: :medical journal of islamic republic of iran 0
manoochehr m. lari from the department of medicine and pathology, mashhad university of medical sciences, mashhad, islamic republic of iran. ahmad khossravy taghi ghiassi

this is the first documented case of esophageal carcinoma in a 14 year old boy which has been reported to date. carcinoma of the esophagus is rare before the third decade. the present case highlights the fact that the condition should be kept in mind in the differential diagnosis of progressive dysphagia even in children and teenagers

Journal: :The journal of economic perspectives : a journal of the American Economic Association 2012
Melissa S Kearney Phillip B Levine

Teens in the United States are far more likely to give birth than in any other industrialized country in the world. U.S. teens are two and a half times as likely to give birth as compared to teens in Canada, around four times as likely as teens in Germany or Norway, and almost 10 times as likely as teens in Switzerland. Among more developed countries, Russia has the next highest teen birth rate...

پایان نامه :0 1369

هدف ازاجرای این پروژه پیاده سازی واحد کنترل سیستم فرز emco cnc روی یک کامپیوتر at و اضافه کردن تسهیلات گرافیکی جهت سهولت کار user و داشتن اطلاعا کافی از شکل قطعه مطلوب و مسیر حرکت ابزار می باشد. دراین پروژه الگوریتم حرکت که متضمن حرکت محورها بر روی منحنی مورد نظر خواهد بود، الگوریتم dda که در پروژه طراحی و ساخت واحد کنترل ماشینهای cnc است بکار گرفته می شود و سعی می شود دقیقا بجای واحد کنترل این...

Journal: :WMJ : official publication of the State Medical Society of Wisconsin 2013
Molly M Layde Patrick L Remington

BACKGROUND Despite recent declines in teen birth rates, teenage pregnancy remains an important public health problem in Wisconsin with significant social, economic, and health-related effects. OBJECTIVE Compare and contrast teen birth rate trends by race, ethnicity, and county in Wisconsin. METHODS Teen (ages 15-19 years) birth rates (per 1000 teenage females) in Wisconsin from 2001-2010 we...

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