Ethyl glycinate 78 66 38 14 Methyl DL-alaninate 52 32 11 0 Methyl a-aminoisobutyrate 0 0
0 0 is allowed to react with equimolar solutions of various amino acids esters in a number of …

Objective To determine the prevalence, interrelation, and impact of musculoskeletal disorders
of the upper limb in the general population. Methods A total of 9,696 randomly selected …

In the southern part of the South American continent a marginal basin opened behind an
active andesitic island arc in the earliest Cretaceous. The basin closed again in the middle …

Objectives To assess occupational risk factors for carpal tunnel syndrome (CTS), we conducted
a systematic literature review. Methods We identified relevant primary research from two …

Objectives: To explore the relation between smoking habits and regional pain in the general
population. Methods: A questionnaire was mailed to 21 201 adults, aged 16–64 years, …

Background: Occupational activities are suspected of having an adverse impact on outcomes
of pregnancy. Aim: To assess the evidence relating three major adverse outcomes (…

Background Professional musicians have high rates of musculoskeletal pain, but few studies
have analysed risks by work activities or the psychosocial work environment. Aims To …

In Britain, as in many other countries, back pain is a major cause of disability, especially in
adults of working age. During the decade to 1993, outpatient attendances for back pain rose …

Aims: To determine the prevalence of self reported hearing difficulties and tinnitus in working
aged people from the general population, and to estimate the risks from occupational …

Background: Formaldehyde is mutagenic and, when inhaled at high concentrations,
carcinogenic in rats. Some epidemiologic studies have linked occupational exposure to …