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Desiccated Thyroid became a commercial treatment option in 1934 with Westhroid, [citation needed]. In the early 1960s, desiccated thyroid hormones (thyroid extract) began to be replaced by levothyroxine (synthetic T4), or by combinations of T4 and T3. Replacement occurred faster in the United Kingdom than in North America, but by the 1980s more ...
MacGillivray MH: Thyroid dysfunction in the neonatal period. Clin Perinatol 1975; 2:15-21. Man EB & Serunian SA: Thyroid function in human pregnancy. IX. Development or retardation of 7-year-old progeny of hypothyroxinemic women. Am J Obstet Gynecol 1976; 125(7):949. Man EB, Jones WS, Holden RH, et al: Thyroid function in human pregnancy. 8.
The term camera is also used, for devices producing images or image sequences from measurements of the physical world, or when the image formation cannot be described as photographic: Acoustic camera which makes sound visible in three dimensions
As home video took its toll on the Super 8 scene, ELMO ceased production of their projectors, with the final models being the GS-1200 P Xenon and P Com in 1983. [6] Following this, the company began making CCD cameras in 1984, [ 1 ] introduced the EV-308 document camera in 1988, [ 7 ] and in the late 90s moved into educational technical equipment.
Several online retailers and drone technology companies are marketing the sale of radio frequency jammers as drone deterrence or privacy tools, sidestepping federal laws that prohibit such devices ...
Hand-held camera or hand-held shooting is a filmmaking and video production technique in which a camera is held in the camera operator's hands as opposed to being mounted on a tripod or other base. Hand-held cameras are used because they are conveniently sized for travel and because they allow greater freedom of motion during filming.
Video camera tubes are devices based on the cathode-ray tube that were used in television cameras to capture television images, prior to the introduction of charge-coupled device (CCD) image sensors in the 1980s. Several different types of tubes were in use from the early 1930s, and as late as the 1990s.
The T-90M features the 'Kaktus K-6' bolted explosive reactive armour (ERA) package on its frontal hull and turret-top (the T-90S has 'Kontakt-5' ERA), is fitted with an enhanced environmental control system supplied by Israel's Kinetics Ltd for providing cooled air to the fighting compartment, has additional internal volume for housing the ...