Experiments in dogs showed that the high levels of cellular aggregation and trauma caused by cariodtomy suction can be considerably reduced by the avoidance of air aspiration. A hypothesis is proposed to explain this on the basis of shear stresses in the inlet cannula. Roller pump suction was also found to be slightly more traumatic than vaccum suction, but contact of the blood with the pericar...

Histopathology showed RA myxoma A l t h o u g h t r a n s t h o r a c i c echocardiography is less invasive and presents an excellent sensitivity in detecting 95% of myxomas, the sensitivity increases to 100% when f o l l o w e d b y t r a n s e s o p h a g e a l e c h o c a r d i o g r a p h y . 1 C o m p u t e d t o m o g r a p h y ( C T ) a n d m a g n e t i c resonance imaging may be useful...

* C h i e f , M e d i c a l E c o n o m i c s S e c t i o n , D i v i s i o n o f H e a l t h a n d D i s a b i l i t y S t u d i e s , B u r e a u o f R e s e a r c h a n d S t a t i s t i c s . M a r g a r e t P . M c K i e v e r a n d Z e l m a A . M i s e r a s s i s t e d in t h e p r e p a r a t i o n o f t h e a r t i c l e . I n p u b l i s h i n g t h i s a r t i c l e t h e a u t h o ...

C O N T E N T S . PAGE INTICODUOTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119 PART I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 R e p o r t s o f c a s e s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

In a still relevant AAHE Bulletin article on evaluation and teaching improvement, Weimer (1987) describes summative evaluation of teaching. She writes that summative evaluation is a judgment about teaching that is used to make a decision—a decision about promotion, tenure, or, even, teaching awards. A summative evaluation of teaching attempts to summarize the complex phenomena of teaching. It t...

S c i e n c e i n S p e e c h C o n u n u n i c a t i o n : W i t h a n E m p h a s i s i n S p e e c h P a t h o l o g y / A u d i o l o g y p r e s e n t e d J u n e 2 , 1 9 7 7 . T i t l e : T h e M a x i m u m D u r a t i o n o f P h o n a t i o n o f / ~ / i n C h i l d r e n . A P P R O V E D B Y M E M B E R S O F T H E T H E S I S C O M M I T T E E : M a r y ' " E C J ° r d o n M e a s u...

The doc tor ' s w o r k acco rd ing to Galen a n d Aet ius is t o p r e se rve t h e h e a l t h f rom t h e beg inn ing to old age. Galen pa r t i cu la r ly says t h a t t h e doc to r ough t t o be a « very e d u c a t e d sc ien t i s t in cu r ing old people » a n d « t o w r i t e scientif ic s t ud i e s abou t t h e c u r e of old age ». H e a d d s t h a t : t h e p a r t of t h e m e ...

abstract investigating economic advantages of people participation in irrigation and drainage network development in fourth area of band-e-amir region was the objective of this study. that area is 3950 hectares. case study was the research method. those farmers who participated and benefited of the project and experts and executors of the project were statistical society of this study. findings...

A l l a u t h o r s d e c l a r e t h a t t h e y p a r t i c i p a t e d i n t h e s t u d y