This paper describes an econometric investigation of the effects of population growth on the growth of output. A structural model yields an equation expressing output growth as a function of both demographic and nondemographic variables. This equation is estimated from data on 142 six-year growth periods in 85 countries at all levels of per capita output. Higher fertility is found to lower outp...

The ?Humanae Vitae,? meaning ?Of Human Life? and subtitled ?On the Regulation of Birth,? was an encyclical promulgated in Rome, Italy, on 25 July 1968 by Pope Paul VI [6]. This encyclical defended and reiterated the Roman Catholic Church?s stance on family planning [7] and reproductive issues such as abortion [8], sterilization [9], and contraception [10]. The document continues to have a contr...

Death certificates for the period 1968-1977 were examined to determine the trend, in the United States, of cerebrovascular disease death rates by type of event and demographic subgroup. The largest declines were for hemorrhagic strokes and among nonwhites. The number of hemorrhagic stroke deaths declined by 45 percent and th age-adjusted rate declined by 53 percent. Similar figures for nonwhite...

تُعَدّ جريدة الوقائع العراقية أول رسمية صدرت في العراق بتاريخ 8 كانون الأول 1922، وهي الجريدة الرسمية للدولة العراقية، وواحدة من أهم الوثائق الأساسية والرسمية لها، كونها لسان حال الحكومة، وما تصدره من: قوانين، وتشريعات، وأنظمة، وتعليمات، ومراسيم، وأوامر.
 بدأ العدد بنشر: التشريعات، والبيانات الرسمية، ومحاضر جلسات مجلس النواب، والأعيان، واستمرت بذلك حتى نهاية العهد الملكي 14 تموز 1958، وقد صدر...

ST1968 is a novel hydrophilic camptothecin (CPT) derivative of the 7-oxyiminomethyl series. Because ST1968 retained ability to form remarkably stable cleavable complexes, this study was done to investigate its preclinical profile of antitumor activity in a large panel of human tumor models, including irinotecan-resistant tumors. Although less potent than SN38 in vitro, i.v. administered ST1968 ...

Twenty-one cases of presumptive deletion of the short arm of a No. 18 chromosome were recently reviewed by Reinwein et al. (1968) together with a new case from their own material. Five additional reports describing 6 cases have since been published (Grouchy, Rossier, and Joab, 1967; Gilgenkrantz, Marchal, and Neimann, 1968; Gorlin, Yunis, and Anderson, 1968; McDermott et al., 1968; Jacobsen and...