Established in 1974, the Pittsburgh Toy Lending Library is one of the oldest continuously operating toy libraries in the United States. We lend toys for home use, in addition to operating an indoor play space. The PTLL began as, and remains, a 100% volunteer-run cooperative. Without our hardworking, dedicated volunteer-members, we would not exist.

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Through proper guidance and exemplary leadership, the Port Townsend Little League program assists youth in developing the qualities of citizenship, discipline, teamwork and physical well-being.

PTLL aligns with my values of having a community sustainable space for young children and their caregivers to gather and play together. I agree with Magda Gerber, American Educator's quote "Children do not play because they learn; they play because they play.”

2014年5月5日 · But PTLL members – more than 200 families from as far away as Monroeville and the North Hills – likely come just to let their kids, up to age six, enjoy the place. It has daytime hours daily,...

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Find out what is the full meaning of PTLL on Abbreviations.com! 'Pittsburgh Toy Lending Library' is one option -- get in to view more @ The Web's largest and most authoritative acronyms and abbreviations resource.

2022年11月20日 · Herein, Li 7 La 3 Zr 2 O 12 (LLZO) ceramic nano-networks were introduced by electrostatic spinning into the polyethylene oxide (PEO)/thermoplastic polyurethane (TPU)/LiTFSI matrix (PTL) to constitute novel composite solid electrolytes due to the synergy between the nano-networks and the electrolyte matrix.

2019年11月26日 · 近来，PTLL-ISG提出了新的诊断标准：1.外周血淋巴细胞>5x10^9/l,出现异常表型的典型幼淋细胞；2.流式或分子学证实的T细胞克隆性；3.典型的基因异常（TCL1A, TCL1B, MTCP1,14号染色体异常）。 如果三个标准都满足，T幼淋可以诊断。 如果只满足前2个诊断标准，临床符合且有不常见的基因突变，TCL1A阴性的T-PLL诊断也可成立。 T-PLL有2个亚型，分别是起病时较惰性的亚型和高侵袭性起病的亚型。 前者见于20-30%的病人，但最终均会在短期内 …