TO THE EDITOR—We thank Drs Ng and Tan for their interesting data from Singapore and for their feedback on our review [1, 2]. The high rates of accuracy and acceptability reported from Singapore are encouraging. We agree that pricing and willingness to pay are essential considerations that are likely to vary substantially from one setting to the next. We also agree that it will be unfortunate if...

The construction industry in the United States has experienced a remarkable downturn in the past five years. In the mid 1980s, new housing starts averaged nearly 1.8 million per year, slightly below the record pace of 2 million per year in the late 1970s. By 1991, however, the number of new housing starts was just above 1 million. The share of GNP devoted to residential investment fell to 3.3 p...

This study was conducted to investigate the low prevalence of Dirofilaria immitis in dogs in Johor Bahru as reported by veterinary practitioners, using wet blood mount, Knott’s Concentration Test and two heartworm antigen test kits (IDEXX Canine SNAP® 4Dx and RapiGEN®). This study also compared the two test kits used and determined the microfilaria species. Blood were collected from 100 owned d...

Isa sa tuon ng kasalukuyang kurikulum ay ang malinang kakayahang panggramatika mga mag-aaral. Pokus pag-aaral na ito kompetensing unang markahan kabilang Most Essential Learning Competencies o MELCs. Mahalaga pagsipat mag-aaral upang matugunan anumang gap at makabuo angkop dulog maiangat Ang pagkatuto gramatika kapaki-pakinabang lalo pa nilang mapaunlad pagsulat pagsasalita tungo mahusay komuni...

An Instrumented task board has been developed at NASA Marshall Space Flight Center (MSFC). An overview of the task board design, and current development status is presented. The task board was originally developed to evaluate operator performance using the Protoflight Manipulator Arm (PFMA) at MSFC. The task board evaluates tasks for Orbital Replacement Unit (ORU), fluid connect and transfers, ...

RELAX NG is a new schema language for XML. This paper discusses various aspects of the design of RELAX NG including the treatment of attributes, datatyping, mixed content, unordered content namespaces, cross-references and modularity.