background: one of the main indexes of development is health index or the degree to which a society enjoys health and therapeutic services. the present study was done with the aim to analyze development levels in cities in tehran regarding health infrastructural index using the standardized score and morris’ model. methods: this is a descriptive and pragmatic study which ranks 14 cities in tehr...

background unlike developed countries, data from the developing world regarding motor developmental disorders is scarce. objectives in the present study, we used the infant neurological international battery (infanib) test to determine the prevalence of motor impairment in 4-18 month-old infants in alborz province, iran, in 2010. patients and methods this study was a descriptive-analytic study ...

the ontogeny of the gill structure in starlet ( acipenser ruthenus ) was studied histologically from hatching up to 50 days post hatching (dph). based on the obtained results, the first developmental phase of the biological systems in this species was started from hatching with an intense organogenesis and the second phase from 9 dph with the beginning of exogenous feeding. the gill anlage was ...

objectives: monitoring development in infancy results in early detection of developmental delay, and early intervention can prevent sever complications of developmental disorders. the purpose of this study was to determine quality of developmental screening of 3-12 months infants referred to tehran health centers, through comparing with screening by bayley infant neurodevelopmental screener ii ...