Studies of the presenting height of children with malignancies have produced conflicting results, from an excess of taller patients to an excess of shorter patients. The problems of measurement bias, inadequate comparison populations, small numbers of patients, subgroup analyses, and overreliance on simple significance tests are all possible reasons for the variation in results. To clarify this...

Though the leaves are many, the root is one; / Through all the lying days of my youth / I swayed my leaves and flowers in the sun; / Now I may wither into the truth.-W. B. YEATS, "The Coming of Wisdom with Time"

This study was conducted at the college of agriculture – Al-Qasim Green University to investigate effect breed and age dams on several growth traits two sheep breeds, including 123 Iraqi Awassi 78 Iranian Karakul breeds. Variables were examined in present study, namely body weight (BW), length (BL), wither height (WH), rump (RH), chest circumference (CC), abdominal (AC). Results indicated absen...

M r Chairman, members, and guests, thank you for the privilege of presenting the 22nd Samuel Jason Mixter Lecture. I first attended the New England Surgical Society in 1974 as a resident at the Brigham, so I was here before the Mixter Lecture by 10 years! Samuel Jason Mixter was president of this organization in 1917, followed by his presidency of the American Surgical Association in 1918. He w...

This position paper explores the relationship between the historic roots of AIED and the challenges of restricting our vision to EdTech that has AI. It argues that the founders of AIED had a broad vision of the field, primarily driven by the goals of creating advanced technology for personalised learning. They were not wedded to a techno-centric view, demanding use of particular techniques that...

In spite of healthy demand for a renaissance in economic policy for agricultural development, the academic supply response is found wanting. The infusion of public economics into the economics of agricultural development, which thrived during the 1970s and 80s, has stagnated due to the lack of foundations in transaction costs, dynamics, and the co-evolution of specialization and governance. Man...