Background A significant number of women make Implanon their first choice of contraception. However, they discontinue their Implanon before its expiry date was high, but factors that contribute to discontinuing their Implanon were poorly described in Ethiopia. Methods A community based unmatched case control study was conducted. Then simple random sampling technique was used to select 340 wom...

BACKGROUND European Council resolutions on tattoo ink introduce sterility and preservation of inks to protect customers. Inks used in Denmark are typically purchased over the internet from international suppliers and manufacturers from the US and the UK. In Denmark tattoo inks are regulated and labelled according to REACH as if they were plain chemicals. OBJECTIVE The objective of this study ...

AIM To evaluate and compare the microbial contamination arising from 1 and 2 weeks' use of eye drops by hospital inpatients and hence determine the validity of apportioning a 2 week in use expiry date for these preparations. METHODS Eye drop residues were collected from inpatients of Worthing, Southlands, and Brighton General hospitals after 7 days' use (341 samples) and also after 14 days' u...

In the current public consultation regarding “Licensing of Mobile Services on Expiry of Existing Licenses for Second Generation Mobile Services”, there are voices calling for a specific 3G standard in order to facilitate the development of mobile data communications. In the viewpoint of this author, this may imply that Hong Kong will give up its decades-long technology neutral stance in licensi...

Background An overview of compulsory admission and civil commitment in Germany is presented. Legal, administrative, and methodological aspects are described. The expiry of compulsory admission or retention in a closed psychiatric ward is not strictly identical to legal commitment. In Germany, civil commitment (a form of guardianship) is regulated on a nationwide basis. Public commitment (throug...

We encountered three patients (Patient I: 39-year-old man, Patient II: 34-year-old woman, and Patient III: 5-year-old girl) with acute methyl bromide poisoning, which had occurred as a result of exposure to the gas that leaked from methyl bromide cans stored in a warehouse of a seedling farm. Since all three patients exhibited almost the same initial symptoms, i.e., severe vomiting, tonic convu...

American options are different to European style options in that the contract buyer has the right to exercise the option at any time on or before maturity . The freedom to exercise an American option whenever the holder wishes, introduces a boundary problem to solving the Black-Scholes equation popularly used to price the European options. The contract holder will ideally, of course, only exerc...

When studying a time series of implied Risk Neutral Densities (RNDs) or other implied statistics, one is faced with the problem of maturity dependence, given that option contracts have a fixed expiry date. Therefore, estimates from consecutive days are not directly comparable. Further, we can only obtain implied RNDs for a limited set of expiration dates. In this paper we introduce two new meth...

BACKGROUND Most of the medicine users remain unaware about the disposal of unused or expired medicines. The aim of this study was to know the disposal practices of unused and expired medicines among the general public in Kabul. METHODS This was a descriptive, cross-sectional survey, conducted through face-to-face interviews using prevalidated structured questionnaire. Returned questionnaires ...

We investigated lubricants and thin teflon foils that can be applied in the formability testing of aluminum sheets used electronics automotive industries. For tests, thirteen different industrial (oils greases) (i.e., L1–L13) two Teflon films 0.08 0.22 mm thick) were applied. The authors conducted an Erichsen test, thickness reduction discs was measured first. In forming-limit curve (FLC) it is...