نتایج جستجو برای: quinn 1988
تعداد نتایج: 41030 فیلتر نتایج به سال:
Every year, analysts in the Health Care Financing Administration present figures on what our Nation spends for health. As the result of a comprehensive re-examination of the definitions, concepts, methods, and data sources used to prepare those figures, this year's report contains new estimates of national health expenditures for calendar years 1960 through 1988. Significant changes have been m...
The relation between perceptual organization and categorization processes in 3- and 4-month-olds was explored. The question was whether an invariant part abstracted during category learning could interfere with Gestalt organizational processes. A 2003 study by Quinn and Schyns had reported that an initial category familiarization experience in which infants were presented with visual patterns c...
Feldgarden and Yund (1) recently re-examined a question central to understanding the evolution of allorecognition systems in colonial and clonal marine invertebrates: “How does the genetic polymorphism necessary to restrict intergenotypic fusion to kin and clonemates accumulate in natural populations?” They argue that explanations invoking kin selection account fully for neither the extensive a...
The axion decay into charged fermion-antifermion pair a → f f̃ is studied in external crossed and magnetic fields. The result we have obtained can be of use to re-examine the lower limit on the axion mass in case of possible existence of strong magnetic fields at the early Universe stage. will be published in Phys. Lett. B Peccei-Quinn (PQ) symmetry [1] continues to be the most attractive soluti...
The Peccei-Quinn anomalous global U(1)PQ symmetry is important for solving the strong CP problem with a cosmologically relevant axion. We add to this the simple (but hitherto unexplored) observation that it also has a residual Z2 symmetry which may be responsible for a second component of dark matter, i.e. an absolutely stable weakly interacting singlet scalar. This new insight provides a theor...
Herniorrhaphy is one of the most commonly performed operations in all of surgery. Worldwide, some 20 million groin hernia repairs are accomplished each year.1 In the United States, over 1,000,000 herniorrhaphies are performed each year, of which 750,000 are for inguinal hernias, 166,000 for umbilical hernias, 97,000 for incisional hernias, 25,000 for femoral hernias, and 76,000 for miscellaneou...
A popular model class for studying musical pitch contour is the so-called combinatorial model of contour (Friedmann, 1985, 1987; Marvin & Laprade, 1987; Polansky & Bassein, 1992; Morris, 1993; Quinn, 1997,1999). This model incorporates relations between adjacent as well as non-adjacent notes. Having a formal mathematical representation of contour structure, this model allows for quantification ...
The uniformity with which high streptococcal (group A) antihyaluronidase titer occurs in rheumatic fever (Quinn, 1950; Harris and Harris, 1949a, 1949b; Harris et al., 1949; Stoppelman, 1951; Friou and Wenner, 1947; and Sallman et al., 1950; 1951) and its reported occurrence in cases of rheumatoid arthritis (Quinn, 1950; Faber, 1953a, 1953b), in glomerulonephritis (Faber, 1953a, 1953b) and scarl...
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